Recent questions tagged simple equations

Ramakrishnan earns Rs. x daily and spends Rs. y per week. What is his saving for 9 weeks ?

asked Oct 14, 2015 by pady_1

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If average of numbers 18, 17, 16, 15, 14 and x is 21, find the value of x.

asked Oct 14, 2015 by pady_1

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George and Neha participated in college election. George got 32% votes and lost by a margin of 360 votes. Find total number of votes.

asked Oct 14, 2015 by pady_1

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ges of Tina and Joel are in ratio 2:7 . If sum of their ages is 54 , what is the age of Tina ?

asked Oct 14, 2015 by pady_1

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Rajesh is setting up a factory to manufacture files. If he buys a machine that costs Rs. 39150, then he can manufacture a file for Rs. 2. On the other hand, if he buys a machine that costs Rs. 26830, he can manufacture a file for Rs. 6.4. How many file should he make so that his total cost is the same no matter which machine he buys?

asked Oct 14, 2015 by pady_1

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Find difference between following polynomials 9x^2 + 6x - 8 and -2x^2 - 4x + 7

asked Oct 14, 2015 by pady_1

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When the smaller of two consecutive integers is added to three time the larger integerthe result is 43. Find both the numbers.

asked Oct 14, 2015 by pady_1

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Find the measure of an angle, if its supplement measures 39° more than twice its complement

asked Oct 14, 2015 by pady_1

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The angles of a triangle are (3x)\circ; (2x + 60)\circ and (5x – 40)\circ. Find each angle

asked Oct 14, 2015 by pady_1

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Two supplementary angles differ by 40°. Find their measure.

asked Oct 14, 2015 by pady_1

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If two complementary angles differ by 20°, find the measure of each angles.

asked Oct 14, 2015 by pady_1

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Find the multiple of 8, if the sum of two consecutive multiples of 8 is 184.

asked Oct 14, 2015 by pady_1

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The sum of ages of father and son is 75 years. If the age of the son is 25 years, find the age of father.

asked Oct 14, 2015 by pady_1

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Find a number which when multiplied by 5 is increased by 80.

asked Oct 14, 2015 by pady_1

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What is the number which when multiplied by 20 gives the product 120?

asked Oct 14, 2015 by pady_1

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The length of a rectangular park is 6 meters more than its breadth. If its perimeter is 32 meters, what is the the length of the park in meters?

asked Oct 14, 2015 by pady_1

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If 2 x + 3 y = 32 and x = 4 , the value of y is:

asked Oct 14, 2015 by pady_1

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If f(x) = x2, find the value of \large\frac{f(x+a)-f(x)}{a}

asked Oct 14, 2015 by pady_1

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A man donated 16% of his salary to charity and spent 12% of the remaining. He still has Rs. 12233.76 left. What was his total salary?

asked Oct 14, 2015 by pady_1

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If a is an integer, which of following must be an odd integer?

asked Oct 14, 2015 by pady_1

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Balvinder's uncle is 3 times as old as Balvinder. After 8 years, his uncle will be 2 times as old as Balvinder. What is Balvinder's age?

asked Oct 14, 2015 by pady_1

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Find value of z from equation \large\frac{-5z-4}{-3} + \large\frac{4z -1}{5} = \large\frac{-0.1z + 202.5}{15}

asked Oct 14, 2015 by pady_1

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The length of a rectangular ground is 5 meters more than its breadth. If its perimeter is 50 meters, what is the the length of the ground in meters?

asked Oct 14, 2015 by pady_1

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If * be an operation such that ab = ab(a+b)(a-b), then 53 equals ________

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Sonia spends Rs. x daily and saves Rs. y per week. What is her income for 5 weeks ?

asked Oct 14, 2015 by pady_1

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If y is a number such that 0 < y < 1, which of following will have greatest value?

asked Oct 14, 2015 by pady_1

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Find the sum of the following polynomials 8q^2 + 3q - 7 and -q^2 + 6q + 1

asked Oct 14, 2015 by pady_1

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Number of colleges in Pune is 26 less than the twice of the number of colleges in Shillong. If number of colleges in Shillong is b, how many colleges are there in Pune ?

asked Oct 14, 2015 by pady_1

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The difference of two numbers is -45. 4 times the smaller number minus 3 times the larger number gives -104. Which is the larger number?

asked Oct 14, 2015 by pady_1

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The number of days left in the month of September are 16 less than the number of days already passed. How many days are left in the month ?

asked Oct 14, 2015 by pady_1

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The dimensions of rectangular field are 12x - 5 and 11x + 2 units respectively. The value of x for which it would be square is

asked Oct 14, 2015 by pady_1

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Mr. and Mrs. Arora went to a puppet show with their 5 children. Children were charged half the entrance fee. If the total fee charged was Rs.45, what is the entrance fee for each adult?

asked Oct 14, 2015 by pady_1

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If x = 5 and y = x + 8, then what is the value of x^2 + y^2 ?

asked Oct 14, 2015 by pady_1

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Solve the equations to find value of the variables \large\frac{-a}{3} + 5 = 9

asked Oct 14, 2015 by pady_1

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A number is as much greater than 21 as it is less than 71. Find the number.

asked Oct 14, 2015 by pady_1

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A number when added to its half gives 72. Find the number.

asked Oct 14, 2015 by pady_1

1 answer

A number is \large\frac{2}{5} times another number. If their sum is 70, find the number.

asked Oct 14, 2015 by pady_1

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Twice a number when decreased by 7 gives, 15 find the number.

asked Oct 14, 2015 by pady_1

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Nine added to thrice a whole number gives 45, find the number.

asked Oct 14, 2015 by pady_1

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If the smaller of two consecutive odd integers is doubled, the result is 7 more than thelarger integer. Find the two integers

asked Oct 14, 2015 by pady_1

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Find 3 consecutive numbers whose sum is 45

asked Oct 14, 2015 by pady_1

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If x = y – 2 and \large\frac{x}{y}-\large\frac{x+1}{y} = 1, Find x and y

asked Oct 14, 2015 by pady_1

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If x = y – 3, find the value of y from the equation y-\large\frac{x-y}{3} = \large\frac{4}{5}(y-x)

asked Oct 14, 2015 by pady_1

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If x = y + 2, find the value of y from the equation y-\large\frac{x-2}{2} = \large\frac{2}{3}

asked Oct 14, 2015 by pady_1

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Solve \large\frac{2x-3}{3} = 1 - \large\frac{2}{3}x

asked Oct 14, 2015 by pady_1

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Solve 5x-\large\frac{7}{3} = 3x-\large\frac{2}{3}

asked Oct 14, 2015 by pady_1

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Solve 7 – 5x = 5 – 7x

asked Oct 14, 2015 by pady_1

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Solve 2y + 3 = 5y + 7

asked Oct 14, 2015 by pady_1

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Take any number. Multiply it by 3. Add 49 and divide the result by 7 then we get 7. Express this in the form of an equation.

asked Oct 14, 2015 by pady_1

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Form equation for The length of a rectangle is 8 meters more than its breath and its perimeter is 256m

asked Oct 14, 2015 by pady_1

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