GATE Computer Science (CS) 2019 Solved Papers

Question : 4 of 65

Marks: +1, -0

Ten friends planned to share equally the cost of buying a gift for their teacher. When two of them decided not to contribute, each of the other friends had to pay Rs 150 more. The cost of the gift was Rs. ___________.

666
3000
6000
12000

Validate

Solution:

Let share of each student = x
Total cost of gift

= 10 × x

x = 8(x + 150)

x = 600

Total cost

= 10 × 600 = 6000

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