# SSC Math tricks Part 5/20 : 100 Most important tricks for SSC CGL Math

SSC Math tricks : 100 Most important tricks for SSC CGL Math

Q21. If the difference between the compound interest and simple interest on a sum at 5% rate of interest per annum for three years is Rs 36.60, then the sum is

(a) Rs 8000

(b) Rs 8400

(c) Rs 4400

(d) Rs 4800

Q22. A man had 100 kgs of sugar part of which he sold at 7% profit and rest at 17% profit. He gained 10% on the whole. How much did he sell at 7% profit?

(a)65 kg

(b)35 kg

(c) 30 kg

(d) 70 kg

Q23. In an examination 60% of the students pass in English, 70% pass in Hindi and 40% pass in both. What percent of students fails in both English and Hindi?

(a) 10

(b) 20

(c) 25

(d) 30

Q24. The area of a sector of a circle of radius 5 cm, formed by an arc of length 3.5 cm is:

(a) 8.5cm2

(b) 8.75cm2

(c) 7.75cm2

(d) 7.50cm2

Q25. A path of uniform width runs round the inside of rectangular field 38 m long and 32 m wide. If the path occupies 600m2, then the width of the path is

(a) 30 m

(b) 5 m

(c) 18.75 m

(d) 10 m

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