In a group of students, 18 read marketing, 19 read economics, 16read finance, 6 read marketing only, 9 read economics only, 5 read marketing and economics only, and 2 read economic and finance find out
1) how many read all three subjects?
2) how many read finance only?
3) how many read marketing and finance only?
4) how many students are there altogether?
1)3
2)7
3)4
4)36

Kendra had twice as much money as kareem. kendra later spent $8 and kareem earned $6. by then,the two had the same amount of money. how much money did each have originally?

Someone me what is the area of this figure? 18m 18m 8m 16m

Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.