MATH DOSE 4

1. 7500 became 8748 after two year on certain rate of compound interest. What will be simple interest on the same money after 23/5 year and rate became double then the rate of compound interest.  (Answer-5520)

2. In a constituently 40% voter are senior citizen and 40% of senior citizen are illiterate and 25% of non senior citizen are literate. By what percent of literate senior citizen less than illiterate non - senior citizen voter. (Answer- 140/3%)

3. In triangle ABC bisector of angle B and C meets at D and form angle 104⁰ find the measurement of Angle BAC. (Answer- 28⁰)

4. If the curved surface area of cylinder 132 m2 and volume is 528m3 find the height of the cylinder. (Answer- 21/8)

5. Amit travel A to B at average speed of 80km per hour. He travel first 75% distance in two-third of total time and next distance travel with speed of x km/h find the value of x (Answer-60km/h)