Math, asked by ridernight679, 8 months ago

How many 3 digit no. are divisible by 7

class 10th question
plz solve by arthmetic progress

Answers

Answered by nightwarrior8

Answer:

128 terms

Step-by-step explanation:

a = 105

l = 994

d = 7

l = a + (n-1)d

n - 1 = 994-105/7

n - 1 = 889/7

n = 127 + 1

n = 128

Answered by silentloffer

$3 \: \: digit \: no..$

you know that..

$100 \: \: to \: \: 999$

by divisible no between..1. to 999=142

and.. divisible no between 1 to 100=14

so... only 3 digit divisible no of 7= 142-14=128. ans..

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How many 3 digit no. are divisible by 7

class 10th question
plz solve by arthmetic progress