LCM, HCF, Prime factorization

Front

Prime factorization of 84

Back

Front

Four bells ring at intervals of 6, 7, 8 and 9 seconds respectively. After how many seconds do all the bells ring together?

Back

504

Front

Mary has 24 pastries and wants to share pastries with her 20 friends. The greatest number of pastries any friend can get.

Back

4

Front

Lamp A lights up every 15 minutes and lamp B lights up every 20 minutes. If at 09.00 the two lights turn on together, when will they turn on together again for the second time?

Back

10.00

Front

Maya had 16 red flowers and 24 yellow flowers. She wants to make bouquets with the same number of each color flower in each bouquet. What is the greatest number of bouquets that she can make?

Back

8

Front

Evaluate.

Back

-12

Front

Which of these is an irrational number? Options: 0.33333333..., √125, 1/5, 0

Back

√125

Front

square root of 9801

Back

99

Front

Cube root of 5832 =

Back

18

Front

30 - (5 × 2³ - 15)

Back

5