Question

Write Test for divisibility by 10​

Answer 1

Step-by-step explanation:

80 bulbs are selected at random from a lot and then I to

frequency table given below:

Life time (in hrs)

700

500

300

23

Frequency

12

10

25

10

is selected at random from the lots. Find the probability that its life is 1150 hours

Answer 2

number is divisible by 10 if the last digit of the number is 0. The numbers 20, 40, 50, 170, and 990 are all divisible by 10 because their last digit is zero, 0. On the other hand, 21, 34, 127, and 468 are not divisible by 10 since they don't end with zero.