Quantitative Aptitude - Arithmetic Ability Questions

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

Pranita got 30 marks more in Math than what she got in Science. Her Math marks are 60% of the sum of her Math and Science marks. What are her Science marks?

The point P(a, b) is first reflected in origin to P1 and P1 is reflected in Y-axis to (4, -3). What are the co-ordinates of point P?

In the following question, select the odd number pair from the given alternatives.

Find the radius of the circle if the area of its sector is 30.8 sq cm whose corresponding central angle is 72°?

If  tan2θ + cot2θ = 2, then what is the value of 2sec θ cosec θ?

Two numbers are 90% and 75% lesser than a third number. By what % should the first number be increased so that it becomes equal to the second number?

If 3sinθ+4cosθ=5 (0<θ<90°) then the value of sinθ is