Average of 10 numbers 1180. If average of 6 is 1175, average of remaining 4? MCQ with Answer and Explanation

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Average of 10 numbers 1180. If average of 6 is 1175, average of remaining 4?

A. 1187.5

B. 1185

C. 1190

D. 1186

Answer: Option A

Solution (By JKSSB Mock Tests)

Sum10=11800. Sum6=7050. Remaining=4750. Average=1187.5.

This question belongs to: Maths Average

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Question #1

Average of 15 numbers 1210. If average of 9 is 1205, average of remaining 6?

A. 1215

B. 1218

C. 1220

D. 1217.5

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Correct Answer: Option D

Explanation:
Sum15=18150. Sum9=10845. Remaining=7305. Average=1217.5.

This question belongs to: Maths Average

Question #2

Average of 615,820,1025 is

A. 815

B. 830

C. 810

D. 820

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Correct Answer: Option D

Explanation:
2460/3=820.

This question belongs to: Maths Average

Question #3

Average of 10 numbers 930. If average of 6 is 925, average of remaining 4?

A. 935

B. 937.5

C. 940

D. 936

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Correct Answer: Option B

Explanation:
Sum10=9300. Sum6=5550. Remaining=3750. Average=937.5.

This question belongs to: Maths Average

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