You need to divide the two numbers. 15/3 = 5
For every 5 days you do 1 job
5:1
Two can be the same and for the most that would be two $5 bills and the third would be a $1 bill so the most he could give her is $11
74,233 increased by 58,490 is 74,233 * 58,490 so its 4,341,888, 170. So 4 billion, 341 million, 888 thousand, 170.
Scientific notation is 4.34188817 * 10 to the 9th power.