Quantitative Aptitude - Arithmetic Ability Questions

What is the sum of first 40 terms of 1 + 3 + 4 + 5 + 7 + 7 + 10 + 9 + ....?

If 3A = 2B = C, then A : B : C = ?

The average height of 40 sticks is 154 cm. Some sticks of average height 160 cm are taken out. If the new average height is 150 cm, then how many sticks are remaining?

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

When a number is increased by 20, it becomes 116% of itself. What is the number?

There are two buckets, smaller bucket can hold only 3/5th of the water as compared to the larger bucket. If 6,000 buckets of larger capacity are needed to fill a pond. Then how many smaller capacity buckets are needed to fill the same pond?

Two numbers are in the ratio of 15 : 11. If their HCF is 13, then the greater number is?

What is the value of 361+3.61+0.0361 ?