66.
In a factory, the production of cycles rose to 48400 from 40000 in 2 years. The rate of growth per annum is ?

67.
A student scored 32% marks in science subjects out of 300. How much should he score in language papers out of 200 if he is to get overall 46% marks ?

68.
Present population of a village is 67600, It has been increasing annually at the rate of 4%. What was the population of the village two years ago ?

69.
In a college, 40% of the students were allotted group A, 75% of the remaining were given group B and the remaining 12 students were given group C. Then the number of students who applied for the group is :

70.
A fruit seller had some apples. He sells 40% apples and still has 420 apples. Originally, he had :

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