A) Mr. Ghale bought a secondhand scooter for R$ 1,40,000. He spent Rs 7,500 to b) A book seller purchased 100 story books at Rs 135 each. She donated 10 books
to a school library. If she sold remaining books at 2% loss, find the selling price
of each book.

Ascientist places 24 cells in a petri dish. she knows the cells grow at an exponential rate, doubling in number every hour. how long will it take (in hours) for there to be 1100 cells in the dish? time to 1100 cells: 5.51832530 hours how long will it take to reach 110 cells? time to 110 cells : 2.1963972 hours what is the average rate of change in the number of cells between 9 hours and 11 hours? average rate of change: cells per hour what is the instantaneous rate of change after 7 hours? instantaneous rate of change: cells per hour note: you can earn partial credit on this problem.

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.

Y+ 2/y is it a polynomial in one variable or not? and if so, why?