Mentally estimate total cost of items that have the following prices: the Round off your answers to the nearest half-dollar

A$22.50
B$22.59
C$23.00
D$22.30

Verified Answer :

Hi there, the complete question is - You wish to mentally estimate the total cost of items that have the following prices: $1.85, $.98, $3.49, $9.78, and $6.18. Rounding off the items to the nearest half dollar, your estimate of the total cost of these items is? 

Add and estimate 

 2+1+3.5+10+6, so our estimate is $22.50.