Question

Madeline studies honeybees. every week she weighs the same honeybee hive, the first week the hive weighs 11.607 kilograms. its weight increases .204 kilograms every week. at this rate, how many kilograms will it increase in 7.5 weeks?

Please help me with this one.

Answer 1

11.607+11.811+12.015+12.219+12.423+12.627+12.831+12.933 (these are the weights for all 7.5 weeks. now just add them all together)

The total is 98.466 kilograms