Edgar played a quiz game in which he answered 20 questions and got 4 incorrect. At this rate, how many questions should Edgar expect to answer correctly, AND incorrectly if he answers a total of 420 questions? Give numbers only.

A(t)=728(1+0.04)^t how much money did aditya originally invest

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m