Q. A number consists of 3 digits whose sum is 10. The middle digit is equal to the sum of the other two and the number will be increased by 99 if its digits are reversed. The number is:

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Q. The sum of two number is 25 and their difference is 13. Find their product.

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Q. What is the sum of two consecutive even numbers, the difference of whose squares is 84?

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Q. The cube root of .000216 is:

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Q. What should come in place of both x in the equation:
x/√128 = √162/x

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Q. The least perfect square, which is divisible by each of 21, 36 and 66 is:

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Q. √1.5625 = ?

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Q. If 3√5 + √125 = 17.88, then what will be the value of √80 + 6√5 ?

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Q. A group of students decided to collect as many paise from each member of group as is the number of members. If the total collection amounts to Rs. 59.29, the number of the member is the group is:

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Q. The square root of (7 + 3√5) (7 - 3√5) is

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Q. How many two-digit numbers satisfy this property.: The last digit (unit's digit) of the square of the two-digit number is 8 ?

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Q. The square root of 64009 is:

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