2^x=40 (Round to the nearest hundredth.)

Julie begins counting backwards from 1000 by 2’s and at the same time tony begins counting forward from 100 by 3’s.   if they count at the same rate, what number will they say at the same time?

1. jesus bought 3 pairs of jeans for $71.40. how much would he need to pay for 8 pairs of jeans? unit rate $ pair cost for 8 2.morgan scored 41 points in 3 games. how many points would you expect him to make in an 11 game season? unit rate points/game points in 11 games 3. andy drove 840 miles in 12 hours. how far could he drive in 3 hours? unit rate (speed) distance 4. pira drives 825 miles to california. the trip takes him 17 hours. he uses 38 gallons of gas on the trip, which costs him $125? a) find his speed b) find his gas mileage c) find the unit price he paid for gas me this is due ! explanation for each one ! ! ! ! someone

An eagle is flying at a constant height of 1000root3 meters from the ground level . a boy standing on the ground observes the angle of elevation of the eagles as 45. after 15 seconds it's angle becomes 30. find it's speed in km/hr