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Total number of masks sold on Monday = 432/0.72 = 600 Number of N95 masks sold on Monday = (600 – 60)/2 = 270 Number of surgical masks sold on Monday [P] = (600 – 270) = 330 Total number of masks sold on Tuesday = 432 Number of surgical masks sold on Tuesday [Q] = (80/100) × 330 = 264 Number of N95 masks sold on Tuesday [R] = 432 – 264 = 168 Total number of masks sold on Wednesday = (600/60) × 43 = 430 Number of surgical masks sold on Wednesday = (20/43) × 43 = 200 Number of N95 masks sold on Wednesday [S] = 430 - 200 = 230 Required ratio = 264 : 168 = 11:7
The study of pronunciation of words is called
Read each sentence to find out whether there is any error in it. The error, if any, will be in one part of the sentence. Mark the part with the error a...
Find the part containing error. If none of the four parts contains error, mark ‘No Error’ as your answer.
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PONTIFICATE
Which of the following idioms means ‘to be very expensive.’
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Select the correctly punctuated sentence from the options below.
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