1. 10% of what number is 14

2. 25% of what number is 21

3. 15% of what number is 12

4. 140% of what number is 35

need

Need to increase the numbers of customers i talk to daily by 20% how many customers do i need to talk to if i talk to a average of 8 customers per hour during an 8 hour shift

Find x to the nearest hundredth place

Choose the more precise measurement. 26.4 cm or 8.39 cm