Recalling Division of Numbers and Its Components

Q.

The product of LCM and HCF of any two numbers is equal to the product of the numbers.

1. False

2. True

Q.

Find the largest positive integer that will divide$398,436$ and $542$ leaving remainders$7,11$ and$15$ respectively.

Q.

What is the number which when divided by 38 gives the quotient 23 and remainder 17?

Q. Find the HCF and LCM of two numbers are 13, 1989 respectivly. If one number is 117.Find the other number?

Q. What is the greatest number that will divide 62, 78 and 109 leaving remainders 2, 3 and 4 respectively?

Q.

Find the largest number that will divide 623, 729 and 841 leaving a remainder of 3, 9 and 1 respectively.

1. 80

2. 60

3. 40

4. 20

Q. On dividing 36410 by 145 the remainder is 15 find the quotient.

Q. Express the following natural number as percentage:
$7$

Q.

If the HCF and LCM of two numbers are 5 and 30 respectively, find the product of the two numbers.

1. 155

2. 150

3. 300

4. 200

Q. What is the HCF of two consecutive numbers?

Q. Find the quotient when 684 is divided by 6

1. 112
2. 114
3. 34
4. 105

Q. If LCM of two numbers is equal to the greater number, then its HCF

1. is 1
2. is $\frac{LCM}{Smallernumber}$
3. is the smaller number
4. Will be equal to LCM

Q.

Express each of the following statements in the percentage form:

(i) 13 out of 20
(ii) 21 eggs out of 30 are good

Q. Find the number which when divided by 58 gives a quotient 40 and remainder 31.

Q. On dividing 55390 by 299, the remainder is 75. Find the quotient.

Q.

Convert the following percentage 457.8% into decimal ?

Q. Express the following natural number as percentage:
$7$ [1 mark]

Q. If the LCM and HCF of two numbers are 182 and 13 respectively, then find the product of the numbers.

1. 2366

Q. Express the following natural number as percent :
$2$ [1 Mark]

Q. Express the following natural number as percent :
$5.37$

Q. What should be the least value of A so that 39A2 is divisible by 11?

1. 8
2. 22
3. 17
4. 1

Q.

The HCF of two odd consecutive numbers is $..................$

Q. Find the greatest number that will divide 18 and 48 without leaving a remainder.
(2 marks)

Q.

If a rod of length 71.2 metres is cut into 8 equal pieces, what is the length of each piece?

Q.

If the HCF and LCM of the two numbers are $12$and $72$ respectively, find the product of the two numbers.

Q. How many pizzas do you need to feed 12 people three slices each, if each pizza has six slices?

1. 9 Pizzas
2. 6 Pizzas
3. 10 Pizzas
4. 12 Pizzas

Q. Find a number which when divided by 35 gives the quotient 20 and remainder 18.

Q.

Find the largest number that will divide 623, 729 and 841 leaving a remainder of 3, 9 and 1 respectively.

1. 80

2. 20

3. 60

4. 40

Q.

Convert 177.5% to a decimal fraction.

1. 17.75

2. 1.775

3. .1775

4. .1

Q.

Rashi asked Aarush to take a two digit number and then reverse it. After that, she asked him to add the first number and the reversed number, then finally to divide it by 11. She asked him if there's any remainder left?Aarush's reply will be -

1. Yes

2. No
3. 2 is the remainder
4. 3 is the remainder