Question

2. Test the divisibility of each of the following numbers by 5:
(1) 95
(1) 470 (iii) 1056 (iv) 2735 (v)
(v) 35790 (vii) 98765 (viii) 42658 (ix) 77990
3. Test the divisibility of each of the following numbers by 10:
(1) 205
(ii) 90
(ii) 1174 (iv) 57930 (V)
4. Test the divisibility of each of the following numbers by 3:
(1) 83 (ii) 378 (1) 474 (iv) 1693
(v) 67035 (vi) 591282 (vii) 903164 (ix) 100002
5. Test the divisibility of each of the following numbers by 9:
TO) 327 (11) 7524 (ii) 32022 (iv) 64302
(v1) 14799 (vi) 66888 (vi) 30006 (ix) 33333
6. Test the divisibility of each of the following numbers by 4:
10 134 (
() 618 (1) 3928 (iv) 50176
Ivi 86102 (vii) 66666 fix) 99918​

Answer 1

Answer:

95 is divisible by 5- ones place is 5

470 is divisible by 5- ones place is 0

1056 isn't divisible by 5(since ones place is 6)

2735 is divisible by 5-ones place is 5

35790 is divisible by 5-ones place is 0

98765 is divisible by 5-ones place is 5

42658 isn't divisible by 5-ones place is 8

77990 is divisible by 5-ones place is 5

205 isn't divisible by 10- ones place is 5

90 is divisible by 10-ones place is 0

1174 isn't divisible by 10-ones place is 4

57930 is divisible by 10-ones place is 0

8+3=11 isn't divisible by 3. 83 isn't divisible by 3.

3+7+8=18 is divisible by 3. 378 is divisible by 3

4+7+4=15 is divisible by 3.474 is divisible by 3

1+6+9+3=19 isn't divisible by 3. 1693 isn't divisible by 3

6+7+0+3+5=21 is divisible by 3. 67035 is divisible by 3

5+9+1+2+8+2=27 is divisible by 3. 591282 is divisible by 3

9+0+3+1+6+4= 23 isn't divisible by 3. 903164 isn't divisible by 3

1+0+0+0+0+2=3 is divisible by 3. 100002 is divisible by 3

3+2+7=12 isn't divisible by 9. 327 isn't divisible by 9

7+5+2+4=28 is divisible by 9. 7524 is divisible by 9

3+2+0+2+2=9 is divisible by 9. 32022 is divisible by 9

6+4+0+3+2=15 isn't divisible by 9. 64032 isn't divisible by 9.

1+4+7+9+9=30 isn't divisible by 9.14799 isn't divisible by 9.

6+6+8+8+8+=36 is divisible by 9.66888 is divisible by 9.

3+0+0+0+6=9 is divisible by 9.30006 is divisible by 9.

3+3+3+3+3=15 is divisible by 9.33333 is divisible by 9.

34 isn't divisible by 4.134 isn't divisible by 4.

18 isn't divisible by 4.618 isn't divisible by 4.

28 is divisible by 4.3928 is divisible by 4.

76 is divisible by 4.50176 is divisible by 4.

02 isn't divisible by 4.86102 isn't divisible by 4.

66 isn't divisible by 4.666666 isn't divisible by 4.

18 isn't divisible by 4.99918 isn't divisible by 4....

Explanation:

DIVISIBILITY OF 5: if the ones place of given number is 0/5 .then the number is divisible by 5.

DIVISIBILITY OF 10: if the ones place of given number is 0.then the number is divisible by 10.

DIVISIBILITY OF 3:- If the sum of the digits of given number is divisible by 3.then the given number is divisible by 3.

DIVISIBILITY OF 9.:- If the sum of the digits of given number is divisible by 9.then the given number is divisible by 9

DIVISIBILITY OF 4:-if the last two digits of the given number are divisible by 4.then the number is divisible by 4.

I hope that my answer helps u