Wipro Company Numerical Ability Arithmetic

Cheryl saves $35 each week. If she now has $100 saved, in how many weeks can she first have enough saved to buy a lawn mower that costs $250?
A. 2
B. 3
C. 4
D. 5
E. 6

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Wipro Other Question

A library contains science books , out of which 50 are on botany, 65 are on zoology, 90 are on physics. 50 are on geology, and 110 are on chemistry. If science books are removed randomly from the library, how many must be removed to ensure that 80 of the books removed are on the same science?
A. 81
B. 159
C. 166
D. 285
E. 324
In maths exam, 3 students each had a score of 90, 9 students each had a score of 80, 4 students each had a score of 70, and 4 students each had a score of 60. What was the average (arithmetic mean) score for the 20 students?
A. 70.5
B. 75.0
C. 75.5
D. 80.0
E. 80.5