Multiplication

Q.

Convert 3/5 into a percent and decimal ?

Q.

Find the LCM of $40,36$and $126$ using prime factorization.

Q.

What is the lcm of $8$, $10$, and $12$?

Q.

If a glass holds $\frac{1}{4}$ litres of water, how many glasses of water is required to fill a bottle whose capacity is $\frac{5}{2}$ litres?

1. 10

2. 5

3. 4

4. 6

Q.

Simplify the fraction $\frac{35}{50}$

Q.

The greatest factor of a number is?

Q. $\frac{3}{8}$ as a percentage is

1. 0.275 %
2. 37.5 %
3. 0.375 %
4. 27.5 %

Q.

Find the LCM of $40,48$and $45$.

Q. Multiplication is repeated subtraction.

1. False
2. True

Q.

Whether the given pair of numbers $13$ and $16$ are co-prime?

Q.

Find the value of:

$120\%of₹250$

Q.

Find $x$, $y$ and $z$ in the below factor tree.

1. $x=5,y=3,z=2$

2. $x=2,y=5,z=3$

3. $x=2,y=3,z=5$

4. $x=5,y=2,z=3$

Q.

Find the value of:

$14\%of₹75$

Q.

Factor the expression using the GCF.

$3y-24$

Q.

What is the product of all positive divisors of $100$?

Q. Which of the following is divisible by both 3 and 4?​

1. 150
2. 144
3. 200
4. 160

Q. In a school, 200 litres of lemon juice is prepared. If 250 ml lemon juice is given to each student, how many students get the juice"

Q. A number is divisible by both $5$ and $12$. By which other numbers Will that number be always divisible

1. $72$
2. $60$
3. $62$
4. $42$

Q.

What is the GCF of $30$ and $42$?

Q.

A roll of curtain cloth is $25m$ in length. Three curtains of lengths $3m65cm$, $2m90cm$ and$6m08cm$, respectively, are cut from the roll. How much cloth is left in the roll?

Q.

Every number is a multiple a ____ and ______ of itself.

1. Factor, multiple

2. Prime, composite

3. Even, odd

4. None

Q.

Rina and Tina went to the market to buy half a dozen apples and two chocolates one for each. What is the amount (in ₹) they spent if each apple cost ₹ $x$ and each chocolate ₹ $y$?

1. $₹(12x+2y)$

2. $₹(12x+y)$

3. $₹(6x+y)$

4. $₹(6x+2y)$

Q.

If $x*y=x+y-x\times y$ , find $(-10)*5$

Q.

Find the missing entry.

1. 2

2. 3

3. 5

4. 10

Q. Study the pattern:
$\begin{array}{ccc}1\times 8+1=9;& 12\times 8+2=98;& 123\times 8+3=987;\\ 1234\times 8+4=9876;& 12345\times 8+5=98765& \end{array}$

Write the next two steps. Can you say how the pattern works?

Q.

Choose the correct option for the following decimal expansion

$(2\times 1000)+(8\times 100)+(1\times 1)+(7\times \frac{1}{10})+(5\times \frac{1}{100})$

1. 281.75

2. 2810.75

3. 2801.75

4. 28.75

Q.

To convert $88.888$ to$88888$, we multiply by

1. $100$

2. $1000$

3. $10$

4. $10000$

Q. If the decimal point in a number is shifted two places to the left, the number becomes times of the original number.

1. $\frac{1}{10}$
2. 10
3. $\frac{1}{100}$
4. 100

Q. 122 + 8 $\times$ 6 - 3 =

1. 390
2. 146
3. 167
4. 124

Q.

$5$ apples + $13$ oranges =

1. $18$ apples

2. $18$ oranges

3. $18$ mangoes

4. $5$ apples + $13$ oranges