Which expression is equivalent to 4^7x 4-^5

Which of the following is the correct ratio for converting kilograms to grams

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each, and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent. how much did jamie pay at the end?

Identify the number as a rational or irrational.explain. 127