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Questions asked by meena.clay6
Questions
652
questions
0
answers selected
In a right triangle , $\large\frac{1}{4}$ of the length of the longer leg is equal to $\large\frac{3}{5}$ of the length of the shorter leg. What is the ratio of length of the hypotenuse to the length of the shorter leg?
sat
math
lines-angles-and-triangles
no-calculator
asked
May 23, 2019
1
answer
Which of the following equation is not that of the circle whose center is $(-4, -6)$ and radius $6$ ?
sat
math
circles
calculator
asked
May 22, 2019
1
answer
In the given fig. $AB||DE$, find the value of $x$ <br>
sat
math
lines-angles-and-triangles
calculator
asked
May 22, 2019
0
answers
Let $f(x)=x^2-4x+2$ and $g(x)=6-x$ what is $f(g(x))$?
sat
math
quadratic-equations
calculator
asked
May 22, 2019
1
answer
If the area of the shaded region is $K \pi$ and radius of circle is 3 units, what is the value of K ?
sat
math
circles
calculator
asked
May 22, 2019
1
answer
If the area of the shaded region is $K \pi$, what is the value of K
sat
math
problem-solving-and-data-analysis
calculator
asked
May 21, 2019
1
answer
What is the relationship between frequency and wavelength of light?
cbse
class11
chemistry
ch2
structure-of-atom
asked
May 20, 2019
1
answer
Neutrons can be found in all atomic nuclei except in one case. Which is this atomic nucleus and what does it consists of?
cbse
class11
chemistry
ch2
structure-of-atom
asked
May 20, 2019
1
answer
Which are isosters ?
cbse
class11
chemistry
ch2
structure-of-atom
asked
May 16, 2019
1
answer
Calculate the wave number of lines having the frequency of $5 \times 10^{16}$ cycles per sec
cbse
class11
chemistry
ch2
structure-of-atom
asked
May 16, 2019
1
answer
Calculate the ratio of K.E and P.E of an electron in an orbit?
cbse
class11
chemistry
ch2
structure-of-atom
asked
May 16, 2019
1
answer
Calculate the accelerating potential that must be applied to a proton beam to give it an effective wavelength of 0.005 nm.
cbse
class11
chemistry
ch2
structure-of-atom
asked
May 16, 2019
1
answer
calculate the Broglie wavelength of an electron moving with 1% of the speed of light ?
cbse
class11
chemistry
ch2
structure-of-atom
asked
May 16, 2019
1
answer
What is common between $d_{xy}$ and $d_{x2-y2}$ orbitals ?
cbse
class11
chemistry
ch2
structure-of-atom
asked
May 16, 2019
1
answer
Calculate energy of 2 moles of photons of radiation whose frequency is $5 \times 10^{34}\;Hz$
cbse
class11
chemistry
ch2
structure-of-atom
asked
May 16, 2019
1
answer
What is relative mass and charge of an electron?
cbse
class11
chemistry
ch2
structure-of-atom
asked
May 15, 2019
1
answer
Define the term scintillations?
cbse
class11
chemistry
ch2
structure-of-atom
asked
May 15, 2019
1
answer
Why some atoms shows radioactivity?
cbse
class11
chemistry
ch2
structure-of-atom
asked
May 15, 2019
1
answer
Which one of the following is not true ?
cbse
class11
chemistry
ch1
some-basic-concepts-of-chemistry
asked
May 15, 2019
1
answer
Equal moles of hydrogen and oxygen gases are placed in a container with a pin- hole through which both can escape. what fraction of the oxygen escapes in the time required for one half of the hydrogen to escape ?
cbse
class11
chemistry
ch1
some-basic-concepts-of-chemistry
asked
May 15, 2019
1
answer
What is limiting reagent?
cbse
class11
chemistry
ch1
some-basic-concepts-of-chemistry
asked
May 15, 2019
1
answer
Calculate the amount of water in gm produced by the combustion of 8 gms of Ethane
cbse
class11
chemistry
ch1
some-basic-concepts-of-chemistry
asked
May 15, 2019
1
answer
What is heterogeneous mixture? Give an example.
cbse
class11
chemistry
ch1
some-basic-concepts-of-chemistry
asked
May 15, 2019
1
answer
If $500\;mL$ of a 5 M solution is diluted to 1500 mL, what will be the molarity of the solution obtained ?
cbse
class11
chemistry
ch1
some-basic-concepts-of-chemistry
asked
May 14, 2019
1
answer
An oxide of metal contains $60\%$ of the metal. What will be the equivalent weight of the metal ?
cbse
class11
chemistry
ch1
some-basic-concepts-of-chemistry
asked
May 14, 2019
1
answer
John spends 2 hours on Tuesday, Thursday and Saturday practicing football. On Monday he practices for 90 minutes and on Friday for 1 hour. What is the median time he spends practicing football in a given week ?
cl138775
sat
math
problem-solving-and-data-analysis
no calculator
asked
May 13, 2019
1
answer
In the below figure What is the value of h ?
sat
math
lines-angles-and-triangles
no-calculator
asked
May 13, 2019
1
answer
The number of marbles in Ria's collection is $75\%$ of the number in Fred's collection. If Fred has 75 more marbles than Ria, how many do they have altogether ?
sat
math
linear-equations
no-calculator
asked
May 13, 2019
1
answer
If $x^2+1 <5$ and $3x^2+4 > 5$ .What is the one possible range of x ?
sat
math
linear-equations
no-calculator
asked
May 13, 2019
1
answer
If $x^{-4}=\large\frac{1}{64x}$, which is one possible value of x?
sat
math
problem-solving-and-data-analysis
no-calculator
asked
May 13, 2019
1
answer
Five people shared a prize of $\$150$. Each one received a whole number of dollars and no two people received the same amount. If the largest share $\$40$ and smallest share was $\$20$ , what is the most money that the person with the third largest share could have received ?
sat
math
problem-solving-and-data-analysis
no-calculator
asked
May 13, 2019
1
answer
If $a=5$ and $ b=-3$, what is the value of $\large\frac{2a+3b}{5b}$ ?
sat
math
problem-solving-and-data-analysis
no-calculator
asked
May 13, 2019
1
answer
If x varies inversely with Z, and if y and z are both 20 When $x=4$ what is the value of y+x when $x=5$
sat
math
problem-solving-and-data-analysis
no-calculator
asked
May 10, 2019
0
answers
If $i=\sqrt{-1}$ then what is the value of $(i)^{128}$
sat
math
trigonometry
no-calculator
asked
May 10, 2019
1
answer
The area of the triangle above is 72. What is the value of x?
sat
math
lines-angles-and-triangles
no-calculator
asked
May 10, 2019
1
answer
$25\%$ of 800 is equal to $20\%$ of what number ?
sat
math
problem-solving-and-data-analysis
no-calculator
asked
May 9, 2019
1
answer
What is the greater of the number what product is 1600, if the sum of the number exceeds their difference by 4?
sat
math
linear-equations
no-calculator
asked
May 9, 2019
1
answer
$\Delta XYZ$ is a right angled triangle , right angled at Y as shown in figure . What is the value of the difference of $\sin 60^{\circ}$ and $\cos 30^{\circ}$ if the ratio of the sides are $1: \sqrt 3:2$
sat
math
trigonometry
no-calculator
asked
May 8, 2019
1
answer
A spherical metal ball whose radius is $21\; cm$ is melted to make smaller balls each of radii $0.7\; cm$. How many balls can be made from the bigger ball ?
sat
math
lines-angles-and-triangles
calculator
asked
May 8, 2019
1
answer
There are 100 people in a line. Sandy is the 40th person and Enai is the 67th person. If person on line is chosen at random, what is the probability that the person is standing between Sandy and Enai ?
sat
math
problem-solving-and-data-analysis
no-calculator
asked
May 7, 2019
1
answer
The graph below represents the profit 'P' of a bicycle company in thousands, for the year 2016.
sat
math
linear-equations
calculator
asked
May 7, 2019
1
answer
The equation of line 1 is $y=3x+4$ and the equation of line 2 is $3y = 9x+12$. The relationship between the two lines is
sat
math
linear-equations
no-calculator
asked
May 7, 2019
1
answer
The solution for $4x+2y=7$ and $y-3x=4$ is
sat
math
linear-equations
no-calculator
asked
May 7, 2019
1
answer
If $a+b=30$ and $a-b=6$ What is the value of $a^2+b^2$?
sat
math
quadratic-equations
no-calculator
asked
May 7, 2019
1
answer
What is the area of triangle whose hypothesis 13 and one of the side is 12?
sat
math
lines-angles-and-triangles
no-calculator
asked
May 7, 2019
0
answers
A pool can hold 30,000 gallons of water. If is $\frac{1}{4}^{th}$ full. A pump can deliver $'g'$ gallons of water every $m$ minute. If the pumping company charges $'d'$ dollars per minutes, how much will it cost in dollars to fill the pool ?
sat
math
problem-solving-and-data-analysis
no-calculator
asked
May 7, 2019
1
answer
If the average of x,y and 12 is 80, What is the average of x and y
sat
math
problem-solving-and-data-analysis
no-calculator
asked
May 7, 2019
0
answers
A function f is defined by $f(x)=x^2$ what is the value of $y$ if $y$ is a positive integer such that $\large\frac{1}{2}$$f(y)=6$ ?
sat
math
linear-equations
no-calculator
asked
May 7, 2019
1
answer
Time taken to paint a wall is inversely proportional to the number of painters working on it. If it takes 4 painters 6 days to complete the job, how many days longer will it take if there are only 3 painters working ?
sat
math
problem-solving-and-data-analysis
no-calculator
asked
May 7, 2019
1
answer
For any number $a$ and $b$ , if $a+b$ is defined as $(a^2+b^2)+(a+b)$ what is the value of $5+7$ ?
sat
math
linear-equations
no-calculator
asked
May 7, 2019
1
answer
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