23
Q:

# The greatest possible length which can be used to measure exactly the length 7m, 3m 85cm, 12 m 95 cm is

 A) 15 cm B) 25 cm C) 35 cm D) 42 cm

Explanation:

Required Length = H.C.F of 700 cm, 385 cm and 1295 c

= 35 cm.

Q:

Find the LCM of 96, 144 and 150.

 A) 1440 B) 3600 C) 7200 D) 2400

Explanation:

2 244
Q:

The ratio of two numbers is 5 : 6 and their LCM is 150. Find the sum of the two numbers.

 A) 50 B) 60 C) 54 D) 55

Explanation:

2 1311
Q:

Find the LCM of 63 and 140.

 A) 126 B) 63 C) 14 D) 1260

Explanation:

1 410
Q:

Consider a two-digit number. The difference between the number and the number we get when its digits are reversed is 27. If the sum of the digits in the given number is 9, find the HCF of the number and the number when its digits are reversed.

 A) 6 B) 4 C) 9 D) 5

Explanation:

4 365
Q:

The LCM of

 A) 25x3y5 B) 15x3y5 C) 12x3y3 D) 60x3y5

Explanation:

1 1003
Q:

The LCM of the three numbers 45, 25 and 35 is:

 A) 1400 B) 1225 C) 1575 D) 1800

Explanation:

1 1761
Q:

What is the HCF of 132 and 176?

 A) 33 B) 66 C) 44 D) 22

Explanation:

1 998
Q:

The HCF of 96, 156 and 60 is

 A) 3 B) 48 C) 12 D) 4