Average SSC MTS Questions

SSC MTS-Numerical and Mathematical Ability

Average MCQ Questions


7.
A cyclist travels 15 km at a speed of 10 km/h and then travels another 15 km at a speed of 20 km/h. What is the average speed of the cyclist for the entire journey? (round to two places of decimals)
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A.
12.32km/h
B.
13.74km/h
C.
12.72km/h
D.
13.33km/h
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ANSWER :
D. 13.33km/h
8.
The average height of 25 boys was calculated to be 150cm. It was detected later that one value of 160 cm was wrongly copies as 135 cm for the computation of the mean. Find the correct mean height (in cm)
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A.
152
B.
158
C.
154
D.
151
😑 View Answer Rough Work Error
ANSWER :
D. 151
9.
Susanth purchased 3 packs of oil at the rate of ₹20 each, 4 packs of oil at ₹21 each and 3 packs of oil at the rate of ₹22 each. What is the average cost of one pack of oil?
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A.
₹21.5
B.
₹20
C.
₹20.5
D.
₹21
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ANSWER :
D. ₹21
10.
What is the avergae of the first 13 multiples of 3?
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A.
21
B.
39
C.
42
D.
35
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ANSWER :
A. 21
11.
The average height of a class of 50 students is 170cm, What will be the avergae height (in cm, rounded off to the nearest integer) of the rest of the students if the average height of 15 of the students is 180cm?
SSC MTS 2021-05.09.2023-1
A.
162
B.
166
C.
175
D.
174
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ANSWER :
B. 166
12.
A school has two sections of a class, Section A has 30 students and Section B has 20 students. The average score of the students in Section A is 85, and the avergae score of the students in Section B is 70.What is the overall average score of the class?
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A.
81
B.
80
C.
79
D.
78
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ANSWER :
C. 79