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Start learning 50% faster. Sign in nowPrevention of self-decomposition of food by: Damaging self-enzyme of food that cause self-decomposition. For.eg. damaging of ripening enzyme of fruits by washing it in hot water/blanching.
The average age of 18 girls is 36 years. If the age of two more girls is added the average decreases by half a year. What is the sum of the age of new g...
The average cost price of 14 pens (having equal cost price) decreased by Rs.2, when one of the pen is replaced by a new pen having cost price of Rs.80. ...
5 positive numbers are written on a piece of paper. Sum of first 3 numbers is 60 and ratio of the 4th and the 5th number is 2:3. If difference between t...
The average of 7 numbers is 28. The average of first three of them is 23 and the last three of them is 42. Then the fourth number is:
In an examination, the average marks obtained by the students is 60. After correcting the quantitative mistakes, the average of 100 students is reduced ...
Akshay bought 25 notebooks for Rs.1260 from shop A and 13 notebooks for Rs.1210 from shop B. What is the average price he paid per book?
The mean weight of 'w' students in a classroom is 42 kg. When the class teacher, weighing 61.5 kg, is added to the group, the average weight increases b...
The average weight of 4 persons is 38 kg. The heaviest person’s weight is 22 kg more than the lightest person’s weight. If the average weight of the...
The average of 20 numbers is 75. The average of the first 12 numbers is 80, while the average of the last 11 numbers is 68. If the 12th number is remove...
A bag contains 20 rupees note, 50 rupees note and 100 rupees note in the ratio 5:7:2. If the total amount in the bag is Rs 2,600, find the average numbe...
