If √35 + √125 = 17.88, then what will be the value of√ 80 + √65 ?

√If a = 0.1039, then the value of √(4a2 - 4a + 1 + 3a) is

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:

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