Mathematics
A class of 30 girls and 40 boys sponsored a ride. If 60 percent of the girls and 25 percent of the boys went on the ride, what percent of the class went on the ride?
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A sum of money placed at compound interest doubles itself in 5 years. It will amount to eight times itself at the same rate of interest in:
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The scores of the student in eight papers are 58, 72, 65, 85, 94, 78, 87 and 85. What is the mean score?
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Rashid is 20 years older than Zahid. One third of Rashid’s age equal half of Zahid’s. Their ages are:
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Difference between SP at 4% and 6% profit is Rs.3. Ratio is
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Who formulated basic laws of Geometry?
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A rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered. If the area is 680 sq.ft, fencing required is
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Find the missing number in the following table: (18, 27, 75) (41, 60, 19) (45, 45, ?)
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40% of ? = 240
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