Recent questions in Class 7

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.

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

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

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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?

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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:

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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?

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

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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?

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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?

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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 ?

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

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

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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?

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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 ?

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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

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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?

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

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

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

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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.

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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

1 answer

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

1 answer

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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Fractions with different denominators are called:

asked Oct 14, 2015 by pady_1

2 answers

The parking lot of the Mall has a capacity of 4307 cars. On Mondays the ratio of occupied spots to empty spots in the parking lot was 28:45. The number of additional cars that could park there is

asked Oct 14, 2015 by pady_1

1 answer

The parking lot of the Mall has a capacity of 112 cars. On Monday $\large\frac{4}{14}$ of the parking lot was occupied with cars. How many additional cars could park there?

asked Oct 14, 2015 by pady_1

1 answer

Kareem ate $\large\frac{5}{12}$ of a pizza and his friend Joel ate $\large\frac{7}{18}$ of the pizza. How much total pizza did they eat altogether?

asked Oct 14, 2015 by pady_1

1 answer

Monika purchased 14.5 litres of refined oil for Rs. 290. Find the cost of one litre of oil.

asked Oct 14, 2015 by pady_1

1 answer

Each side of a regular polygon of six sides is 3.5 cm in length. Find the perimeter of the polygon.

asked Oct 14, 2015 by pady_1

1 answer

How many buckets of equal capacity can be filled from 850 litres of water, if each bucket has capacity of 8.5 litres?

asked Oct 14, 2015 by pady_1

1 answer

The product of two decimals is 42.9870. If one of them is 12.4, find the other?

asked Oct 14, 2015 by pady_1

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