SSC CGL Mathematics Test 11

Instructions

For the following questions answer them individually

Q 1

What are the co-ordinates of the centroid of a triangle, whose vertices are A(2 , 5), B(-4 , 0) and C(5 , 4)?

Q 2

If a + b + c = 11 and ab + bc + ca = 17, then what is the value of $$a^3 + b^3 + c^3 - 3abc$$ ?

Q 3

In the first 45 overs of a 50 over innings, the run rate was 5.8 runs per over. What is the required run rate in the remaining overs to reach the target of 295 runs?

Q 4

A shopkeeper marks his goods 40% above the cost price and allows a discount of 25% on it. His gain % is

Q 5

Amar can complete a work in 30 days and Raman can complete the same work in 15 days. If both of them work together, then in 4 days what percent of the total work will be completed?

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