Which of the following numbers are not divisible by 68? ( i ) 17350 ( ii ) 23800 ( iii ) 28560 ( iv ) 35350
( i ) and ( iv )
Checking each number for divisibility by 68 (=4×17):
17350 ÷ 68 = 255.15 (not exact, remainder 10) — not divisible.
23800 ÷ 68 = 350 exactly — divisible.
28560 ÷ 68 = 420 exactly — divisible.
35350 ÷ 68 = 519.85 (not exact, remainder 58) — not divisible.
Hence, (i) 17350 and (iv) 35350 are not divisible by 68.
Find the least value of x for which 57x716 is divisible by 9.
Which of the following numbers is NOT divisible by 11?
If 321y72 is a multiple of 6, where y is a digit, what is the least value of y?
From the given numbers A, B, C and D, which number is NOT divisible by 11?
A = 712712
B = 177210
C = 64614
D = 756148
Which of the following numbers is divisible by 7 ?