Find the mean of the first 10 natural numbers.
A5.0
B5.5
C6.0
D6.5
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Archives: MCQs
A wheel has a radius of 21 cm. How many revolutions will it make to cover a distance of 1320 cm?
A5
B10
C15
D20
If 5^(x-1) = 125, what is the value of x?
A2
B3
C4
D5
The product of two numbers is 180 and their LCM is 60. What is their HCF?
A3
B5
C6
D10
A shopkeeper gives two successive discounts of 10% and 20%. What is the equivalent single discount?
A28%
B30%
C32%
D35%
If the diagonal of a square is 8*sqrt(2) cm, what is its area?
A32 cm²
B48 cm²
C64 cm²
D128 cm²
Find the value of sqrt(0.0081).
A0.009
B0.09
C0.9
D9.0
A card is drawn from a pack of 52 cards. What is the probability of getting an Ace or a King?
A1/13
B2/13
C3/13
D4/13
If x^2 + y^2 = 25 and xy = 12, what is (x + y)^2?
A37
B49
C64
D81
In how many different ways can 5 people be seated in a row?
A24
B60
C120
D240