51. Add (2/10) + (3/20)
(A) 7/10
(B) 5/20
(C) 7/20
(D) 1/20
Answer:
(C) 7/20
Explanation:
To add fractions, find a common denominator (which is 20). Convert to . Then add: .
52. Cost of 1 pair of shoes is Rs.425. What is the cost of 15 pairs of shoes?
(A) 6370
(B) 6475
(C) 6375
(D) 6365
Answer:
(C) 6375
Explanation:
Multiply the cost of one pair by the total number of pairs: .
53. Fraction with same denominator are called.
(A) Proper fraction
(B) Improper fraction
(C) Like fraction
(D) Unlike fraction
Answer:
(C) Like fraction
Explanation:
In mathematics, fractions that share the exact same denominator (the bottom number) are classified as “like fractions.”
54. 10 paise =……………… % of a rupee.
(A) 100
(B) 10
(C) 50
(D) 25
Answer:
(B) 10
Explanation:
One Indian Rupee is made up of 100 paise. Therefore, 10 paise out of 100 paise is exactly 10%.
55. Find the LCM of 12, 36 by prime factorization.
(A) 36
(B) 12
(C) 72
(D) 48
Answer:
(A) 36
Explanation:
Since 36 is a direct multiple of 12 (), the Lowest Common Multiple (LCM) of the two numbers is 36 itself.
Post Views: 40
