Quantitative Aptitude - Arithmetic Ability Questions

What is the area (in sq cm) of a rectangle of perimeter 90 cm and breadth 20 cm?

Two baskets together have 640 oranges. If (1/5)th of the oranges in the first basket be taken to the second basket. The number of oranges in the first basket is

If Sin x = 4/5, then Cosec x + Cot x =

(1155) +(18 − 6) × 9 =?

If 3x + 4y – 2z + 9 = 17, 7x + 2y + 11z + 8 = 23 and 5x + 9y + 6z – 4 = 18, then what is the value of x + y + z – 34?

A batsman makes a score of 95 runs in the 13th match and thus increases his average runs per match by 4. What is his average after the 13th match?

In ∆ABC, ∠B=35°, ∠C=65° and the bisector of ∠BAC meets BC in D. Then ADB is

If a3 + b3 = 28 and a + b = 4, then what is the value of ab?