If log10(x) = 3, what is the value of x?
A100
B300
C1000
D10000
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Archives: MCQs
Solve for x: 5(x – 3) = 2(x + 6).
Ax = 7
Bx = 8
Cx = 9
Dx = 10
Find the median of the following set of numbers: 14, 21, 7, 9, 28, 18, 30.
A14
B18
C21
D28
By selling an article for Rs. 720, a trader incurs a loss of 10%. What was the cost price?
ARs. 780
BRs. 800
CRs. 820
DRs. 850
What is the radius of a circle whose circumference is 88 cm? (Use pi = 22/7)
A7 cm
B14 cm
C21 cm
D28 cm
The sum of three consecutive integers is 135. What is the middle integer?
A44
B45
C46
D47
If a worker’s salary is increased by 10% and then decreased by 10%, what is the net change in salary?
ANo change
B1% increase
C1% decrease
D2% decrease
Find the missing number in the sequence: 3, 7, 15, 31, 63, ?
A125
B127
C128
D131
What is the cost of carpeting a room 15 m long and 8 m wide at Rs. 25 per square meter?
ARs. 2500
BRs. 2800
CRs. 3000
DRs. 3200
If x:y = 2:3 and y:z = 4:5, what is x:y:z?
A8:12:15
B6:8:10
C2:4:5
D8:10:15