41)

If the five-digit number 457ab is divisible by 3, 7 and 11, then what is the value of a² + b² - ab?

SSC CHSL 2021

A)

49

B)

24

C)

36

D)

33

42)

If the nine-digit number 259876p05 is completely divisible by 11, then what is the value of (p² + 5)?

SSC CHSL 2021

A)

48

B)

50

C)

54

D)

45

43)

If the nine-digit number ‘8475639AB’ is divisible by 99, then what is the value of A and B?

SSC CHSL 2021

A)

A = 3, B = 9

B)

A = 5, B = 3

C)

A = 4, B = 6

D)

A = 4, B = 8