Average of 15 numbers 1910. If average of 9 is 1905, average of remaining 6? MCQ with Answer and Explanation

Average of 15 numbers 1910. If average of 9 is 1905, average of remaining 6?
A. 1917.5
B. 1920
C. 1918
D. 1915
Answer: Option A
Solution (By JKSSB Mock Tests)
Sum15=28650. Sum9=17145. Remaining=11505. Average=1917.5.

This question belongs to: Maths Average
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Practice More Average Questions

Question #1
Average of 10 numbers 28. If average of 6 is 25, average of remaining 4?
A. 32.5
B. 35
C. 30
D. 33

Correct Answer: Option A


Explanation:
Sum10=280. Sum6=150. Remaining=130. Average=32.5.

This question belongs to: Maths Average
Question #2
Average of 15 numbers 1210. If average of 9 is 1205, average of remaining 6?
A. 1217.5
B. 1218
C. 1215
D. 1220

Correct Answer: Option A


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

This question belongs to: Maths Average
Question #3
Average of 9 numbers 1290. If average of 6 is 1285, average of remaining 3?
A. 1298
B. 1295
C. 1305
D. 1300

Correct Answer: Option D


Explanation:
Sum9=11610. Sum6=7710. Remaining=3900. Average=1300.

This question belongs to: Maths Average