How many two-digit numbers are there which ends in 7 and are divisible by 3?
A2
B3
C7
D4
Answer:
B. 3
Read Explanation:
The two-digit numbers which end will 7 are 17, 27, 37, 47, 57, 67, 77, 87, 97 Out of these only 27, 57 and 87 have their sum of digits divisible by 3 only these 3 are divisible by 3