Word Problems in Addition and Subtraction

Q.

Write an application to your Principal requesting for an extension of time in paying up the school dues. Explain the circumstances of your house due to which you are presently unable to do so.

Q.

If the sum of three consecutive multiples of 4 is 444, then these multiples are 144, 148, 152.

1. 144, 148, 152

2. 100, 104, 108

Q.

Write an equation for the following:

If one-third of the number is subtracted from $5$ times a number, then the result is $14$.

Q.

Write down three consecutive whole numbers just preceding $5,10,001$

Q.

The sum of a number and $2$is $6$less than twice that number. Find the number.

Q.

Write down the three consecutive numbers preceding $37201$.

Q. Simplify and solve the following linear equation:
$3(t-3)=5(2t+1)$

Q.

After buying a toy from the shop, I am left with ₹ 15 from my $100$ rupees of pocket money. Then the cost of toy (in rupees) is:

1. $15$

2. $85$

3. $75$

4. $100$

Q. Simplify and solve the following linear equation:
$0.25(4f-3)=0.05(10f-9)$

Q.

If the sum of three consecutive multiples of 6 is 126, then the third multiple is :

1. 46

2. 47

3. 48

4. 49

Q. The given equation is $2x+4=10$. I subtract 4 from the left hand side. The number I should subtract from the right hand side is __.

1. 4
2. 3
3. 5
4. 2

Q.

Rohan's age five years ago is was 12 years. What will be his age ten years from now?

1. 12 years

2. 27 years

3. 26 years

4. 25 years

Q.

Sum of three consecutive numbers is 48. Find the numbers.

1. 23, 24, 25
2. 10, 11, 12
3. 12, 13, 14
4. 33, 34, 35

Q. Twice a number decreased by 15, equals 25.Find the number.

Q.

The sum of three consecutive even numbers is 36. The smallest among them is :

1. 10

2. 12

3. 14

4. 8

Q.

A shopkeeper has an unknown weight in his shop. To find out the weight, he first weighs 1 kg of rice, and then weighs 1 kg of rice and the unknown weight together. The combined weight of the rice and the unknown weight is 1.5 kg. Find the unknown weight (in grams).

1. 500

2. 400

3. 300

4. 700

Q.

If a certain number when decreased by $21$ becomes $81$, what is the number?

1. 95

2. 102

3. 100

4. 87

Q. The denominator of a fraction is greater than the numerator by 8. If we take the numerator as N and the denominator as D, how do you represent the relation between the numerator and the denominator?

1. D + N = 8
2. N = D + 8
3. D = N + 8
4. D = 8N

Q.

3x - 6 = 6, the value of x is ___

1. variables

2. expressions

3. equations

4. statements

Q.

The sum of three consecutive numbers is $36$. The smallest number among the three is

1. 12

2. 11

3. 13

4. 10

Q.

$25$ picture postcards cost $Rs31.25$. How many postcards can be bought in $Rs23.75$?

Q.

Fill in the blanks:

If Jaggus present age is $x$ years, then his age $7$ years from now ______.

Q. The sum of three consecutive numbers is $39$. What are the numbers?

Q. Solve the following linear equation
$\frac{7}{2}x+\frac{1}{2}x=3x+\frac{3}{2}+\frac{5}{2}$

Q.

Santosh has x pens, and y pencils . Anjan has 3 pens less than Santosh, but thrice as many pencils. The expression for the total number of pencils and pens with Anjan is:

1. 6x + 3y - 3

2. x + 4y - 3

3. x + 3y - 2

4. x + 3y - 3

Q.

If the equation is $h-8=5$ and the value of variable is $h=8$check whether it satisfies the equation or not ?

Q. Given: $\frac{2(5x+4)}{2(5x+2\times 2)}$= $\frac{1}{2}$.

There won't be any error in the equation above if the RHS value is replaced by .

1. $\frac{1}{3}$
2. 1
3. 2

Q.

Find the value of x in 2x + 3 = 5

1. 2

2. 0

3. 1

4. -1

Q.

If we subtract the ___________ number from both sides of an equation, it still holds.

Q.

What is the value of x in the equation
$2x+4=10$?

1. 6

2. 4

3. 1

4. 3