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Recent questions and answers in Simple Equations

Questions >> Olympiad-Math >> Class 7 >> Simple Equations

If 3 is added to the number the result is 15 , the numebr is

answered Jul 12, 2023 by ekuduggal

1 answer

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.

answered Jul 12, 2023 by ekuduggal

1 answer

Sum of two consecutive number is 29. one of them is

answered Jun 14, 2021 by jaychand.s2007

1 answer

Divide 36 into two parts in such a way that 1/5 of one part is equal to 1/7 of the other.

answered Apr 10, 2020 by imatilda4u

1 answer

A number is 12 more than the other. Find the numbers if their sum is 48.

answered Apr 8, 2020 by imatilda4u

1 answer

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

answered Jul 15, 2019 by gspravin

1 answer

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

answered Jun 13, 2019 by urmila0k.rr

1 answer

A man is 7 times as old as his son, If he is 56 years , what is the age of his son ?

answered Nov 26, 2018 by sapsmart86

1 answer

Sunita is twice as old as her brother, In 6 years time , the sum of their ages will be 39. What are their ages now?

answered Nov 26, 2018 by sapsmart86

1 answer

Ria's father is 3 times as old as Ria. After 7 years, her father will be 2 times as old as Ria. What is Ria's age?

answered Nov 26, 2018 by sapsmart86

1 answer

The length of a rectangle is 10 m more than its breadth. If the perimeter of rectangle is 80 m, find the dimensions of the rectangle.

answered May 26, 2018 by iamano700

1 answer

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

answered Mar 6, 2018 by mcdonaldj2308

1 answer

The sum of present ages of Sameer and his father is 54 years. 6 years ago, his fatherwas 6 times as old as his son. Find their present ages?

answered Jul 27, 2017 by pady_1

1 answer

Five times the price of a pen is Rs 17 more than three times its price , Find the price of its pen?

answered Oct 8, 2016 by aviraj8051917085

1 answer

Umesh has three boxes of different fruits. A weighs 5 kg. more than box B and box Cweighs 10 kg. more that box B. The total weight of three boxes is 48 kg. How many kg.does box A weights?

answered Sep 13, 2016 by darshankamalc

1 answer

The number of hours left in the day are double of the number of hours already passed. How many hours have already passed in the day ?

answered Aug 23, 2016 by pady_1

1 answer

Ages of Sneha and Sunil are in ratio 1:3 . If sum of their ages is 20 , what is the age of Sneha ?

answered Aug 23, 2016 by pady_1

1 answer

Anil's father is 8 times as old as Anil.If th sum of two ages is 72 years, The age of anil is

answered Aug 23, 2016 by pady_1

1 answer

The number of boys in a school is 334 more than the number of girls . If the total strength of the school is 572. Find the total number of girls in the school.

answered Aug 23, 2016 by pady_1

1 answer

Find value of b from equation $\large\frac{4b - 1}{5} -\large\frac{ 4b + 2}{3} = \large\frac{0.5b - 64}{15}$

answered Aug 23, 2016 by pady_1

1 answer

If * be an operation such that ef = e^2 - f^2 - ef, then 49 equals ________

asked Oct 14, 2015 by pady_1

0 answers

What must be added to -3q^2 + 3q - 3 to get -3q^2 - 4q - 6.

asked Oct 14, 2015 by pady_1

0 answers

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

asked Oct 14, 2015 by pady_1

0 answers

If \large\frac{x}{y} =\large\frac{7}{16} , then the value of \large\frac{4 x - y}{6 x + 2 y} is ____

asked Oct 14, 2015 by pady_1

0 answers

If a number is multiplied by 9, it increases by 88. Find the number.

asked Oct 14, 2015 by pady_1

0 answers

If \large\frac{x}{y} = \large\frac{7}{13} , then the value of \large\frac{4 x - y}{7 x + 6 y} is ____

asked Oct 14, 2015 by pady_1

0 answers

If a number is multiplied by 6, it increases by 50. Find the number.

asked Oct 14, 2015 by pady_1

0 answers

If x = 4 and y = x + 8, then what is the value of x^2 + y^2?

asked Oct 14, 2015 by pady_1

0 answers

In a school, 20% of girls study math and remaining girls are 80. The number of girls in the school are

asked Oct 14, 2015 by pady_1

0 answers

If 2x + 7 = 29, what is the value of 2x - 7?

asked Oct 14, 2015 by pady_1

0 answers

If average of numbers 28, 26, 24 and x is 33, find the value of x.

asked Oct 14, 2015 by pady_1

0 answers

The number of hours left in the day are double of the number of hours already passed. How many hours have already passed in the day ?

asked Oct 14, 2015 by pady_1

0 answers

In a class of 42 students, the number of boys is \lareg\frac{2}{5} of the girls. Find the number of boys and girls in the class.

asked Oct 14, 2015 by pady_1

0 answers

Among the two supplementary angles, the measure of the larger angle is 36° more than the measure of smaller. Find their measures.

asked Oct 14, 2015 by pady_1

0 answers

My mother is 12 years more than twice my age. After 8 years, my mother’s age will be 20 years less than three times my age. Find my age and my mother’s age.

asked Oct 14, 2015 by pady_1

0 answers

In an isosceles triangle, the base angles are equal and the vertex angle is 80\circ. Find the measure of the base angles.

asked Oct 14, 2015 by pady_1

0 answers

Adman’s father is 49 years old. He is 5 years older than four times Adman’s age. What is Adman’s age?

asked Oct 14, 2015 by pady_1

0 answers

The cost of a pencil is 25 cents more than the cost of a eraser. If the cost of 8 pencils and 10 erasers is $12.80, find the cost of each.

asked Oct 14, 2015 by pady_1

0 answers

The length of the rectangle exceeds its breadth by 3 cm. If the length and breadth are each increased by 2 cm, then the area of new rectangle will be 70 sq. cm more than that of the given rectangle. Find the length and breadth of the given rectangle.

asked Oct 14, 2015 by pady_1

0 answers

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

0 answers

If 2 is subtracted from a number, then tripled, the result is 4 more than the given number. Find the number

asked Oct 14, 2015 by pady_1

0 answers

The age of father is 30 years more than that of his son. 5 years hence father’s age willbe thrice of his son’s age, find their present ages.

asked Oct 14, 2015 by pady_1

0 answers

The numerator of a rational number is 7 less than the denominator. If the denominatoris increased by 9 and the numerator is also increased by 2, we again get the same rational number. Determine the number.

asked Oct 14, 2015 by pady_1

0 answers

The combined cost of a T.V. and a fan is Rs. 13000. The cost of T.V. is 12 times the costof the fan. Find the cost of each.

asked Oct 14, 2015 by pady_1

0 answers

After 12 years. Manoj will be 3 times as old as he was 4 yrs. ago. What is his present age?

asked Oct 14, 2015 by pady_1

0 answers

The age of Nishant and Sanjay are in the ratio 4 : 5. Ten years hence the ratio of theirages will be 6 : 7. Find their present ages.

asked Oct 14, 2015 by pady_1

0 answers

A sum of $2700 is to be given in the form of 63 prizes. If the prize is of either $100 or $25, find the number of prizes of each type.

asked Oct 14, 2015 by pady_1

0 answers

The denominator of a fraction is greater than the numerator by 8. If the numerator is increased by 17 and denominator is decreased by 1, the number obtained is \large\frac{3}{2}, find the fraction.

asked Oct 14, 2015 by pady_1

0 answers

A 300 m long wire is used to fence a rectangular plot whose length is twice its width. Find the length and breadth of the plot.

asked Oct 14, 2015 by pady_1

0 answers

Rene is 6 years older than her younger sister. After 1 0 years, the sum of their ages will be 50 years. Find their present ages.

asked Oct 14, 2015 by pady_1

0 answers

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