Question
Mira is 40% more efficient than Priya, and Neha is 10%
more efficient than Mira. If Neha and Mira together can do a piece of work in 15 days, in how many days will Priya complete the same work alone?Solution
ATQ, Let efficiency of Priya be ‘x’ units per day. Ratio of efficiency of Priya, Mira, and Neha = x: 1.4x: 1.54x = 100:140:154 Let total amount of work = (140 + 154) × 15 = 4440 units Time taken by Priya to complete the work = 4440/100 = 44.4 days
If all the digits of the number ‘869534172’ are arranged in ascending order from left to right, what will be the product of the fifth from the righ...
If all the letters in the word ‘SWIMMING’ are arranged in alphabetical order from left to right such that the vowels are arranged first followed by ...
The position of how many alphabets will remain unchanged if each of the alphabets in the word ‘RECEIVABLE’ is arranged in alphabetical order from le...
If in the word DENOMINATOR, first all the consonants are arranged in alphabetical order from left to right and then all vowels are arranged in alphabeti...
All the digits at the odd numbered position of the number '51256239' are increased by 3, starting from the left end and all the digits of the number are...
If we arrange all the digits of the number “783695421” in ascending order from left end, then what will be the sum of 5th number from the right end ...
If in the number '283562741', 2 is added to all odd digits then how many pairs of digits are there in the new number which have as many digits between ...
If all the letters in the word SLIGHT are arranged in alphabetical order from left to right in such a way that vowels are arranged first followed by con...
If ‘A’ means ‘divided by’, ‘B’ means ‘multiplied by’, ‘C’ means ‘added by’ and ‘D’ means ‘subtracted from’, then – ' 1...
If 1 is added to each odd digit and 2 is subtracted from each even digit in the number 358716 and the new number thus formed is arranged in ascending or...
Relevant for Exams:
