Square of 11?
A111
B121
C131
D141
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Archives: MCQs
A boat goes 20 km downstream in 2 hours and 10 km upstream in 2 hours. Speed of boat?
A7.5
B5
C2.5
D10
Simplify: (x^2 * x^4) / x^3.
Ax^2
Bx^3
Cx^4
Dx^6
A number decreased by 20% is 40. Find the number.
A50
B60
C80
D100
Find the missing number: 1, 4, 9, 16, ?.
A20
B25
C30
D36
Value of cos(90°).
A0
B0.5
C1
Dundefined
If side of a cube is tripled, its volume becomes?
A3x
B9x
C27x
D81x
Find the Simple Interest on 2000 at 10% for 3 years.
A400
B500
C600
D700
Area of a parallelogram with base 10 and altitude 7?
A35
B50
C70
D140
Solve 2x – 3 = 7.
A2
B3
C4
D5