Use the line of beat fit to determine the estimated life expectancy of a person born in 1976 A) 89.28
B) 67.21
C) 56.16
D) 72.53

Use the line of best fit to determine the estimated life expectancy of a person born in 2021
A) 82.61
B) 53.29
C) 78.91
D) 61.30

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

To determine the number of deer in a forest a forest ranger tags 280 and releases them back

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.