Question:
Shobha’s mathematics test had 75 problems i.e. 10 arithmetic, 30 algebra, and 35 geometry problems. Although she answered 70% of the arithmetic, 40% of the algebra, and 60% of the geometry problems correctly. she did not pass the test because she got less than 60% of the problems right.
How many more questions she would have to answer correctly to earn 60% of the passing grade?
A ) 6
B ) 5
C ) 8
D ) 9
Shobha’s mathematics test had 75 problems i.e. 10 arithmetic, 30 algebra, and 35 geometry problems. Although she answered 70% of the arithmetic, 40% of the algebra, and 60% of the geometry problems correctly. she did not pass the test because she got less than 60% of the problems right.
How many more questions she would have to answer correctly to earn 60% of the passing grade?
A ) 6
B ) 5
C ) 8
D ) 9
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