Quantitative Aptitude - Arithmetic Ability Questions

In a school there are 1500 students, 44% of them are girls. Monthly fee of each boy is 540 and fee of each girl is 25% less than that of a boy. The sum of fees of boys & girl is

If a+b=2c then the value of aa-c+cb-c is equal to (where a≠b≠c)

In a colored picture of blue and yellow color, blue and yellow color is used in the ratio of 4:3 respectively. If in upper half, blue : yellow is 2:3, then in the lower half blue : yellow is

The maximum value of 5+20x-4x2, when X is real number

The sum of all prime numbers between 58 and 68 is

How many numbers are there between 1 to 200 which are divisible by 3 but not by 7?

Direction: What should come in the place of question mark (?) in the following number series? 24, 25, ?, 41, -8, 73

What is the value of 10.2+10.02+10.002+... upto 9 terms