Four students , , and took a test. The average score of and is 85, that of and is 90, and that of and is 75. What is the average score of and ?
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1 mark, −0.25MathematicsQuantitative aptitude and data reasoningAverages, work, rate and age problemsEasyabout 1 min
JNU SSS 2017 Question 12: Quantitative aptitude and data reasoning
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Four students A, B, C and D took a test. The average score of A and D is 85, that of C and D is 90, and that of B and C is 75. What is the average score of A and B? (A) 70 (B) 75 (C) 80 (D) 85
Quantitative aptitude and data reasoning has come up 92 times in 6 exams since 2008.
What this question tests
This question is on Averages, work, rate and age problems, part of Quantitative aptitude and data reasoning in Mathematics.
Word problems built on means, rates, work and ages.
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