Question

In a seminar the number of participants in english, maths and science are 175, 140,105 respectively. find the maximum number of rooms required if in each room the same number of participants are to be send and are of the being in the same subject

Answer 1

Answer:

35

Step-by-step explanation:

Number of participants in each room must be HCF of the numbers.

175 = 5 × 5 ×7

140 = 2 × 2 ×5 × 7

105 = 5 × 3 ×7

HCF = 5 × 7 = 35

Number of rooms = total students ÷ 35

= (175 + 105 + 140 ) ÷ 35

= 420 ÷ 35

= 12 ............(@ñś)

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