IBPS RRB clerk 19 sep 2020 - Category wise Question and Answer Practice Test with Solutions & PDF

Answer: (a)

Sum of the number of clothes dry cleaned by M on Tuesday and Wednesday

= 75 + 95 = 170

Sum of the number of clothes dry cleaned by L on Wednesday and Thursday

= 85 + 25 = 110

Required Ratio = 17 : 11

Hence, the answer is option A.

Answer: (d)

Sum of the number of clothes dry cleaned by O on Monday and Thursday

= 40 + 115 = 155

The difference between the number of clothes cleaned by N on Monday and Wednesday

= 100 – 35 = 65

Required difference = 155 – 65 = 90 Hence, the answer is option D

Answer: (b)

Sum of the number of clothes dry cleaned by N on Tuesday, Wednesday and Thursday

= 55 + 35 + 60 = 150

Clothes dry cleaned by O on all the days

= 40 + 90 + 60 + 115 + 70

= 375

Required percentage = $150/375$ × 100 = 40 %

Hence, the answer is option B.

Answer: (e)

Total number of clothes dry cleaned by all the shops together on Monday

= 50 + 80 + 100 + 40 = 270

Similarly, for all the day's total number of clothes dry cleaned by all the shops is calculated and it is shown in the table below:

The most number of clothes were dry cleaned on Friday. Hence, the answer is option E.

Answer: (b)

Number of clothes dry cleaned by L on all the days put together

= 50 + 60 + 85 + 25 + 110 = 330

Similarly, for all the shop's total number of clothes dry cleaned on all the days is calculated and it is shown in the table below: