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Let the Heena present age be x Meera’s present age = ( x + 7) years According to the question, x + 7 + 10 + x – 5 = 94 ⇒ 2x + 12 = 94 x = 41 years Reena’s present age = 41 – 6 = 35 years Reena’s age 12years ago = 35 – 12 = 23 years
Which of the following is the correct order?
In a class of 60 students, 60% are boys. If 25% of the girls come to school by bicycle, find the number of girls who don't come cycling to school?
Due to 25% fall in the rate of eggs, one can buy 2 dozen eggs more than before by investing Rs.162. Then the original rate per dozen of the eggs is