The diameter of a circle is 4.3 ft. Find the radius.
2.15ft

If i have 20$ and i gave 5$ away how much i got

How many different three-digit numbers can be formed using the digits 1 comma 2 comma 9 comma 6 comma 4 comma 3 comma and 8 without repetition? for example, 664 is not allowed.

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41