What is the answer and the way of writing method for 4.15 × 3.85 Evaluate ​

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.

Graham’s monthly bank statement showed the following deposits and withdrawals. -$25.20, $42.75, -$22.04, -$18.50, $74.11. part a if grahams baldness in the account was $37.86 at the beginning of the month,! 27/4! 2// the account balance at the end of the month? ? plz i will give you 100 points