Division of Integers

Q.

By what number should −240 be divided to obtain 16?

1. -15

2. 15

3. 30

4. -30

Q.

Minus into plus is equal to _____.

Q.

Fill in the blanks to make the following statements true:

(i) (− 5) + (− 8) = (− 8) + (…)

(ii) − 53 + … = − 53

(iii) 17 + … = 0

(iv) [13 + (− 12)] + (…) = 13 + [(− 12) + (− 7)]

(v) (− 4) + [15 + (− 3)] = [(− 4) + 15] +

Q.

Simplify : 25-1/2{5+4-(3+2-1+3)}

Q.

Question 134

A multistory building has 25 floors above the ground level each of height 5 m. it also has 3 floors in the basement each of height 5m. A lift in building moves at a rate of $\frac{1m}{s}$. If a man starts from 50m above the ground, how long will it take him to reach 2nd floor of the basement?

Q.

What is the value of $\frac{100}{0}$?

1. 0

2. Not defined

3. 6

4. 1

Q.

What is the value of $\frac{0}{6}$? Your answer should be a number.

___

Q. Write down two pairs of integer whose product is - 36.

Q.

What is $\frac{15}{0}$ equal to.

Q.

The pair of integers (a, b) such that $a÷b$ = -4 is __________.

1. (4, 1)

2. (-2, 2)

3. (8, -2)

4. (-4, 2)

Q.

How Did Valli Save Up Money for Her First Journey? Was It Easy for Her?

Q.

On dividing 72 by 7, the quotient is 10. Find the remainder.

1. 7

2. 10

3. 12

4. 2

Q.

An integer when divided by -3 gives the quotient 35 and leaves the remainder 2. What is the Integer?

Q.

Question 8 (iii)

Fill in the boxes with the correct symbol out of <, > and =:
$\frac{-7}{8}$ ___ $\frac{14}{-16}$

Q.

(96 $÷$ 12) + 14 x (12 + 8) $÷$ 2

1. 140

2. 145

3. 148

4. 150

Q.

Verify that a ÷ (b + c) ≠ (a ÷ b) + (a ÷ c) for each of the following values of a, b and c.

(a) a = 12, b = −4, c = 2

(b) a = (− 10), b = 1, c = 1

Q.

Question 21

Which of the following does not represent an integer?

a) $0÷(-7)$
b) $20÷(-4)$
c) $(-9)÷3$
d) $(-12)÷5$

Q.

For any integer a, a ÷ 0 is

1. Not defined

2. 1

3. 0

4. a

Q.

$25-48÷6+12\times 2=$

1. $41$

2. $0$

3. $40$

4. $-41$

Q.

$56:28::122:\_$

1. $54$

2. $61$

3. $32$

4. $84$

Q.

What will be the result when -1331 is divided by -11?

1. -121

2. 11

3. 121

4. 22

Q. A shopkeeper earns a profit of ₹ 1 by selling one pen and incurs a loss of 40 paise per pencil. If she sells 70 pens, then how many pencils does she have to sell if there is no profit or loss in the transaction.

1. 175
2. 174
3. 170
4. 185

Q. A student gets 3 marks for answering a question correctly and loses 1 mark for answering it wrong. Suppose if he answers 5 questions correctly and 2 questions wrong, then what is his score?

1. 14
2. 15
3. 16
4. 13

Q. Find :
(i) $7÷3.5$
(ii) $36÷0.2$
(iii) $3.25÷0.5$
(iv) $30.94÷0.7$
(v) $7.75÷0.25$
(iv) $0.5÷0.25$
(vii) $76.5÷0.15$
(viii) $2.73÷1.3$

Q.

The integer -2 - (-5) can also be written as

1. 2 - 5

2. -2 + (-5)

3. 2 + 5

4. -2 + 5

Q. When we divide any given integer by 1, the result is always ___________.

1. 1
2. half the integer
3. double the integer
4. the same integer

Q.

Fill in the boxes with the correct symbol out of >, <, and =

(i) (ii) (iii)

(iv) (v) (vi)

(vii)

Q.

What is $1$ divided by $2$?

Q.

Find the value of $\frac{25}{7}$ and divided by $7$

Q.

$\frac{1}{5}÷\frac{4}{5}$ is equal to$:$

1. $\frac{4}{5}$

2. $\frac{1}{5}$

3. $\frac{5}{4}$

4. $\frac{1}{4}$