Which shows the expression below simplified? 0.00028 ÷ (7 × 10-4)
a. 4 × 100
b. 4 × 10-1
c. 4 × 10-2
d. 4 × 101

Brent wants to know what is 5 x 1/2

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

Lv beethoven software supplies customized software to a managed healthcare system. lv beethoven software's costs for the software is $1,723,000. lv beethoven software sells the software to the healthcare system for $3,816,981.10. overhead expenses are estimated at 47% of the selling price. what is lv beethoven software's net profit to the nearest dollar?