Question

30. Which of the following numbers is exactly divisible
by 99 ?
(a) 114345
(b) 135792
(c) 3572404
(d) 913464​

Answer 1

Step-by-step explanation:

(a) 114345

hope this help full fore you

Answer 2

Answer:

114345

114345−1−1+4−3+4−5=0 (divisible by 11)

1+1+4+3+4+5=18 (divisible by 9)

∴ divisible by 99

135792−1−3+5−7+9−2=1(notdivisibleby11)

3572404−3+5+7+2+4+0+4=25(notdivisibleby9)

913464−9−1+3−4+6−4=9(notdivisibleby11)