What percentage of the numbers from 1 to 50 have squares that end in the digit 1? (a) 1     (b) 5     (c) 10     (d) 11      (e) 20

What percentage of numbers from 1 to 70 have squares that end in the digit 1?1 b.14 c.20 d.21

What percentage of numbers from 1 to 80 have 1 or 9 in the units digit?

The percentage of itegers from 1 through 100 whose square end with the digit 1 is x% , and the percentage of integers from 1 through 200 whose squares end with the digit 1 is y%. Which one of the following is true?

The product of all integers from 1 to 100 will have the following number of zeros at the end: (a)20 (b)21 (c)19 (d)24

What percent of 2/7 is 1/(35)? (a) 25% (b) 20% (c) 15% (d) 10%

How many number from 1 and 100 written in the decimal form have the digit 5 in them? (i) 11 (ii) 10 (iii) 15 (iv) 20

The perimeter of a square and a rectangle is the same.If the rectangle is 12cm by 10cm, then by what percentage is the area of the square more than that of the rectangle? (2)/(3) (b) 1(c) 1(1)/(3) (d) 1(1)/(6) (e) None of these

The number of girls in School A is approximately what percentage of the total number of students in School B?( a) 55 (b) 50 (c) 35 (d) 45 (e) 40

What is the sum of the squares of the digits from 1 to 9?105quad (b) 260quad (c) 285 (d) 385