Question
Which of the following numbers is divisible by
24?Solution
A number is divisible by 24 if it is divisible by both 3 and 8. Divisibility by 3: A number is divisible by 3 if the sum of its digits is divisible by 3. Divisibility by 8: A number is divisible by 8 if the last three digits form a number divisible by 8. (b) 49512 A sum of digits= 4+9+5+1+2= 21 (divisible by 3) Last three digits= 512 (divisible by 8)
More Divisibility rules Questions
√3598 × √(230 ) ÷ √102= ?
15% of 2400 + (√ 484 – √ 256) = ?
(13)2 - 3127 ÷ 59 = ? x 4
6269 + 0.25 × 444 + 0.8 × 200 = ? × 15
...(53 + 480 ÷ 4)% of 20 = ?% of 70
Find the simplified value of the following expression:
62 + 122 × 5 - {272 + 162 - 422}
(15 × 225) ÷ (45 × 5) + 480 = ? + 25% of 1240
√ [? x 11 + (√ 1296)] = 16
11 × 25 + 12 × 15 + 14 × 20 + 15 = ?
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