Division of Integers

Q.

What is the value of $\frac{1}{0}$?

Q. The given numbers lie between

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

Q.

What is $1$ divided by $0$?

Q. Which of these are negative rational numbers?
(i) $\frac{-2}{3}$ (ii) $\frac{5}{7}$ (iii) $\frac{3}{-5}$ (vi) 0 (v) $\frac{6}{11}$ (vi) $\frac{-2}{-9}$

Q.

Question 12

A bought a tape recorder for Rs.8000 and sold it to B. B in turn sold it to C, each earning a profit of 20%. Which of the following is true?
(a) A and B earn the same profit
(b) A earns more profit than B
(c) A earns less profit than B
(d) Cannot be determined

Q.

Write the correct integer in the blanks

$-5\times 4\times \_\_\_=-60$

Q. Fill in the blanks:

$\cdots +\frac{15}{23}=4$

Q.

In a class test$\left(+3\right)$ marks are given for every correct answer and$\left(-2\right)$ marks are given for every incorrect answer and no marks for not attempting any question.

Mohini scored$-5$ marks. If she has got $7$ the correct answer. How many questions has she attempted incorrectly?

Q.

If ‘+’ means ‘-’, ‘×’ means ‘÷’, ‘−’ means ‘×’, ‘÷’ means ‘+’, then the value of (3 - 15 ÷ 19) × 8 + 6 = ?

1. A. -1
2. C. 4
3. D. 8
4. B. 2

Q. If $13$ is subtracted $12$ times from a number, the remainder is $8,$ What is the double of that number $?$ :

Q. 20 ÷ (-4) is ____.

1. -8
2. -9
3. -5
4. -6

Q.

One day, Ted needed a pen. When he reached the store, he found that the shopkeeper had lost his list on which he had written how many notebooks he sold. But he had the list of pens and his total profit.

For each notebook, he gets $Rs4$ as profit and for each pen he loses $20$ paisa. The total profit he made was $Rs40$. And he sold $100$ pens during that period. Find the number of notebooks sold during that period. [Assume he only sold notebooks and pens during that period; Answer in terms of a number]

___

Q. David started a business establishment by investing Rs.15000. After 4 months William entered into a partnership by investing a certain amount. At the end of the year, the profit was shared in the ratio 9 : 8. Find how much money was invested by William.

Q.

$1÷0=$ ___

1. 1

2. 0

3. Undefined

4. 10

Q.

Before finding the value of $\frac{6}{0}$, what is the value of $\frac{0}{6}$? Your answer should be a number.

___

Q. Which of the following is true, if x = - 35/7?

1. x = 4
2. x = -7
3. x = 6
4. x = -5

Q. A shopkeeper bought 2 dozen of apples at RS. 58 and 4 dozen of oranges at Rs. 48. He sold the oranges to ram at 5% loss and apples to shyam at 15 % gain. What is overall loss or gain percentage in the transaction?

1. $4.1$
2. $4.05$
3. $4.3$
4. $4.0$

Q.

What is the value of the given expression?

$\left[\right[3\times \left\{\right(-5)\times (-4\left)\right\}]÷\{27+(-13-4\left)\right\}]+[\{27\times (-2\left)\right\}÷(-3-3\left)\right]+[\left\{\right(-3)\times (-3)\times 5\}÷(-3\left)\right]$

1. 0

2. 1

3. -1

4. 13

Q. A number is divisible by $5$ if it has ____ or _____ in its one's place.

Q. What is the smallest number of florins that must be given to discharge a debt of pounds $1.6s.6d$., if the change is to be paid in half-crowns only?

Q.

For any integer a, a ÷ 0 is

1. not defined

2. a

3. 0

4. 1

Q.

For any integer $b$, $b$ ÷ (-1) is ______.

1. b

2. -b

3. 1

4. Not defined

Q.

What is the value of $\frac{6}{0}$?

1. Not defined

2. 0

3. 1

4. 6

Q. The subtraction of $349$ and its reverse is

1. $594$
2. $495$
3. $945$
4. None of the above

Q. Size of money multiplier is given by the inverse of LRR.

1. True
2. False

Q. Fill in the blankes:

$\frac{-7}{9}+\cdots =3$

Q. Division by _______ is not define.

Q. If ‘+’ means ‘-’, ‘×’ means ‘÷’, ‘−’ means ‘+’, ‘÷’ means ‘×’, then find the value of 7 - 8 × 5 ÷ 6 + 4. [2 Marks]

Q. A milkman sold two of his buffaloes for $Rs.20,000$ each. On one he made a gain of $5$% and on the other a loss of $10$%. Find his overall gain or loss.

Q.

Fill in the blanks:

$1+(-1)=\_\_\_\_$