How many diagonals are there in a polygon of 12 sides?
Correct answer B. 55
Tip: press A, B, C or D to answer, and N for the next question.
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See allHow many numbers are there in four digit no whose all digits are prime?
Correct answer B. 256
Ali read chemistry books pages numbered 5 to 16 from 2:10 pm to 2:21 pm. What is the rate of reading pages per minute?
Correct answer A. 12?11
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In a restaurant there are 4 dishes of vegetable and 3 are non-vegetable and 2 types of cold drinks. How many ways a man can choose a meal selecting one from each category?
Correct answer B. 24
In a boutique there are 4 colors of shirts and 3 colors of trousers and 5 colors of ties. How many different ways a man can take dress?
Correct answer A. 60
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