Recent questions tagged no calculator

In the figure above, $AE=AD$ and $BD=CE$ then

asked Nov 26, 2019 by priyanka.clay6

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Which among the following statements is not true?

asked Nov 26, 2019 by priyanka.clay6

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The table below shows the ages (in years) of 360 patients, getting treatment in a hospital. One of the patient is selected at random. The probability that his age is 10 years or more is

asked Nov 26, 2019 by priyanka.clay6

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Sherin has a laser printer which can print $x$ pages per minute, how many minutes in terms of $x$, would it take for the printer to print $100$ pages document ?

asked Nov 26, 2019 by priyanka.clay6

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If $9^{3x+2}=81,$ then the value of $x$ is

asked Nov 26, 2019 by priyanka.clay6

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What can be the average arithmetic mean of $2x+1,\;x+2, \;2x-3,\;3x+4, \;3x$ and $2x-1$, if $x=-1$

asked Nov 26, 2019 by priyanka.clay6

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If $2a+3=6$, then $\dfrac{3}{4a+6}=$

asked Nov 26, 2019 by priyanka.clay6

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If $(2+4i)(5-ki)=50$, then the value of $k$ is

asked Nov 26, 2019 by priyanka.clay6

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On the grid, which of the following points is the same distance from $A(1,4)$ as it is from $B(5,2)$

asked Nov 26, 2019 by priyanka.clay6

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$\begin{align}\frac{48 x^2d^2y}{-12 x^6dy^3} =\end{align}$

asked Nov 26, 2019 by priyanka.clay6

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In trapezium $ABCD$, if $AB = 9\; cm, DC = 6\; cm$ and $BD = 12\; cm$, then $BO$ is equal to

asked Nov 26, 2019 by priyanka.clay6

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If the circumference of a circle and the perimeter of a square are equal, then

asked Nov 26, 2019 by priyanka.clay6

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Find the next term of given sequence .. $4, 15, 59, 235, 939, 3755, ....$

asked Nov 25, 2019 by priyanka.clay6

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Volume of a cone is $\dfrac{1}{3} \pi r^2h$. What will be its height in terms of $v$ and $r$ ?

asked Nov 20, 2019 by priyanka.clay6

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The combined gas law formula $\dfrac{P_1V_1}{T_1} = \dfrac{P_2V_2}{T_2}$ gives the relationship between volume, temperature and pressure of two fixed amounts of gas. Which of the following gives $P_2$ in terms of the other variables?

asked Nov 20, 2019 by priyanka.clay6

1 answer

Which of the following is equivalent $(27 x^9 y^6z^3)^{^{1/3}}$ ?

asked Nov 20, 2019 by priyanka.clay6

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Max invest $\$P$ in a bank where amount compounds annually at the rate of $r\%$. If he plans to invest for $t$ years, the amount he will get after $t$ years is $\begin{align} A = P \begin{pmatrix}1+\frac{r}{100}\end{pmatrix}^t \end{align}$. In how many years will his amount double ?

asked Nov 20, 2019 by priyanka.clay6

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Which of the following number lines represent the solutions to the inequality ?

asked Nov 20, 2019 by priyanka.clay6

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If $f(x)= \sqrt{4x-3}$, what is the smallest positive value of $f(x) $ ?

asked Nov 18, 2019 by priyanka.clay6

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The graph of a line $'l'$ in the $xy$-plane passes through the points $(-3,5)$ and $(1,2)$. The graph of the line $'m'$ has a slope of $-2$ and an $x$ intercept $3$. If the point $(x,y)$ is the point of intersection of lines $l$ and $m$, what is the value of $y$ ?

asked Nov 18, 2019 by priyanka.clay6

1 answer

In the figure given $\tan a = x$. What is the value of $\cos b$ ?

asked Nov 18, 2019 by priyanka.clay6

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The circle shown in the figure has an area 20. BC is tangent to the circle with centre A at point B. If $AC = 2AB$, then what is the area of the shaded region ?

asked Nov 18, 2019 by priyanka.clay6

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If $(8)^{-1} = (2)^{-(x+2)}$, what is the value of $x$ ?

asked Nov 18, 2019 by priyanka.clay6

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If $g$ is a function defined over the set of all real numbers, and $g(x-2)=2x^2+3x-4$ then which of the following defines $g(x)$ ?

asked Nov 18, 2019 by priyanka.clay6

1 answer

In a leading retail store, the sale of clothes of different material during winter is as shown in the pie chart : The ratio of the sales of wollen clothes to that of leather is $3:2$, what is the percentage of sales of leather ?

asked Nov 18, 2019 by priyanka.clay6

1 answer

Which of the following is equivalent to $x^3+2x^2-x-2$ ?

asked Nov 18, 2019 by priyanka.clay6

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If $i=\sqrt{-1}$, what is the value of $(i+3)(i-\frac{1}{2})?$

asked Nov 18, 2019 by priyanka.clay6

1 answer

For the equation $\sqrt{px+4}=x+2$ the value of $p$ is $-2$, what is the solution set of the above equation ?

asked Nov 18, 2019 by priyanka.clay6

1 answer

The graph below shows $y=2x+1$. Which of the following graph shows $(2x+1)$

asked Nov 18, 2019 by priyanka.clay6

1 answer

In the fig. given below $DE$ is parallel to $BC$. The ratio of $AD$ to $BC$ is 4:1. What will be the ratio of the areas of $\Delta ADE $ to that of $\Delta ABC$ ?

asked Nov 12, 2019 by priyanka.clay6

1 answer

Mathew travelled a distance of 61 miles in 9 hours. He travelled partly on foot at 4 miles/hr and partly by bicycle at 9 miles/hr. What is the distance travelled on foot ?

asked Nov 12, 2019 by priyanka.clay6

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If $n$ is a positive integer such that $\frac{n !}{(n-2)!} = 342$, find $n.$

asked Nov 12, 2019 by priyanka.clay6

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ABC is an isosceles triangle whose side have length 5 and 6. What can be the area of triangle ABC, if the altitude from the base of ABC is an integer ?

asked Nov 12, 2019 by priyanka.clay6

1 answer

$\begin{align} \frac{(x^a)^b}{x^cx^d} =x^y\end{align}$. Then $y=?$

asked Nov 11, 2019 by priyanka.clay6

1 answer

$ABCDE$ is a pentagon whose angles are given in the figure below. What can be the angle $B$ ?

asked Nov 11, 2019 by priyanka.clay6

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If the mid point of $AB$ is $(2,3)$ and point $B$ has coordinates $(8, 12)$, what are the coordinates of $A$ ?

asked Nov 11, 2019 by priyanka.clay6

1 answer

If $Q(x)=bx^2+12$ where $b$ is a constant and $Q(2)=18$, what is the value of $Q(-2)$ ?

asked Nov 11, 2019 by priyanka.clay6

1 answer

What is the $7^{th}$ term in the series given below ?

asked Nov 11, 2019 by priyanka.clay6

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If $(a+2x) (bx+3) = 3x^2 +cx+12$ for all values of $x$. What are the two possible values of $c$ ?

asked Nov 11, 2019 by priyanka.clay6

1 answer

What is value of $b$ in the following system of equation ?

asked Nov 11, 2019 by priyanka.clay6

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Which of the following is that of the solution set represents the graph below ?

asked Nov 11, 2019 by priyanka.clay6

1 answer

What is value of $b$ in the following system of equations ? $\qquad 4a = 28$ $\qquad 15-2a = 5b$

asked Nov 5, 2019 by priyanka.clay6

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A high school auditorium has 108 seats arranged in rows. The number of seats in each row is 3 less than the number of rows. How many rows of seats are there in the auditorium ?

asked Nov 5, 2019 by priyanka.clay6

1 answer

Given above is a line segment, the ratio of $\overline{PQ}$ to the length of $\overline{QR}$ is $2:5$. If it be determined, what is the ratio of the length of $\overline{PQ}$ to the length $\overline{PR}$ ?

asked Nov 4, 2019 by priyanka.clay6

1 answer

$3(x^2+4x+5) - (4x^2+3+2x)$ Which of the following is equivalent to the expression above ?

asked Nov 4, 2019 by priyanka.clay6

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Two times the difference of a number and 5 equals to 14. What is the number ?

asked Nov 4, 2019 by priyanka.clay6

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For $i = \sqrt{-1}\;$, Evaluate $\frac{7+3i}{7-3i}$

asked Nov 4, 2019 by priyanka.clay6

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The table below shows shipping charges for an online retailer that sells grocery items. Then is a linear relationship between the shipping charge and the weight of the merchandise which function can be used to determine the total shipping charge $f(x)$ in dollar,for an order with a merchandise weight of $x$ pounds ?

asked Nov 4, 2019 by priyanka.clay6

1 answer

Renting space at Brent's self storage costs $\$$ 10 per square feet. If Judy wants to rent a space at this storage, which has dimensions $a$ feet by $b$ feet, What will be the total cost in dollars, that she can expect to pay ?

asked Nov 4, 2019 by priyanka.clay6

1 answer

For what value of b does the equation given below satisfy when $a=3$ ?

asked Nov 4, 2019 by priyanka.clay6

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