Question

The weight of an apple is 150g rounded to the nearest 5g

what is the lower bound weight of the apple
what is the upper bound of the weight of the apple

Answer 1

lower bound = 147.5g

upper bound = 152.5g

Explanation:

if you were rounding a single digit number to the nearest 5, you would half 5 (2.5) to see when you would round up or down.

add/subtract 2.5g to/from the 150g and you get the answer