**Q15.** If Rs. 64 amounts to Rs. 83.20 in 2 years, find the value that Rs. 86 will amount to in 4 years at the same rate of interest?

A. Rs. 137.60 |
B. Rs. 147 |

C. Rs. 127.50 |
D. Rs. 125.90 |

**Q16.** Suresh invested in all Rs. 2600 in three different schemes at 8%, 4%, and 6% per annum simple interest. At the end of the year, he received the same interest in all the three schemes. What is the money invested in scheme having 4% rate of interest?

A. Rs. 700 |
B. Rs. 1200 |

C. Rs. 800 |
D. Rs. 750 |