Question

(iv) How many natural numbers from 10 to 250 are divisible by 4?​

Answer 1

Answer:

There are 60 numbers between 10 and 250 that are divisible by 4

Answer 2

Answer:

Let a be first term & d be the common difference

$a \: \: = \: \: 12</p><p></p><p>d \: \: = \: \: 14</p><p></p><p>an \: \: = \: \: 248</p><p></p><p>an \: \: = \: \: a+(n−1)d</p><p></p><p>248= \: \: 12+(n−1)4 \: \: </p><p></p><p> \: \: ⇒248−12=4(n−1) \: \: </p><p></p><p>⇒236 \: \: = \: \: 4n−4 \: \: </p><p></p><p>⇒240 \: \: = \: \: 4n</p><p></p><p>⇒n= \: \: 60 \: \: </p><p></p><p>$

Explanation:

∴ There are 60 numbers between 10 & 250 that are divisible by 4.

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