Squares and Square Roots Test

Result

Squares and Square Roots Test - 4

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Weekly Quiz Competition

Question 1
1 / -0

A society collected Rs. 2304 as fees from its students. If each student paid as much rupees as there were students in the school, how many students were there in the school?

A
48

B
50

C
38

D
40

Solution

(a): no. of students = n Fee amount paid by each students = n Total fee = n × n = n²n² = 2304 = n = 48
Question 2
1 / -0

Find the least square number which is exactly divisible by each of the numbers 6, 9, 15 and 20.

A
32400

B
16200

C
8100

D
129600

Solution

(a): LCM of 6, 9, 15, 20 6 × 9 × 15 × 20 = 16200 MULTIPLES of 16200 are 32400, 48600 & C. 32400 = (180)² Answer is: 32400.