Friday, July 04, 2014

Numbers Practice Questions - 4 July

1. What is the remainder when 19 to the power 47 is divided by 18 ?

2. What is the remainder when 49 to the power 85 is divided by 50 ?

3. What is the sum of cubes of first 29 Natural Numbers ?

4. X,Y and Z took two tests each. X secured 24/60 marks in the first test and 32/40 marks in the second test. Y secured 35/70 marks in the first test and 54/60 marks in the second test. Z secured 27/90 marks in the first test and 45/50 marks in the second test. Who among them did maximum progress.

5. What is the unit digit of 187 to the power 4557 ?

6. Rationalize 0.8765454545454545454............

7. If the product of two number is 5 and one number is 3/2 , then what will be the sum of numbers?

Answer link to above questions is given below.

Please post your doubts in comment section below.
View Solution 1 View Solution 2

1 comment:

1. First two solutions are wrong. Please use binomial expansion to solve these.

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