1.The flow of one stream into a lake is 1700 ft^3/s more than the flow of a seco

1.The flow of one stream into a lake is 1700 ft^3/s more than the flow of a second stream. In 1 h 1.98 x 10^7 ft&3 flow into the lake from the two streams. What is the flow rate of each?2 A fuel oil storage depot had an 8-week supply on hand. However cold weather caused the supply to be used in 6 weeks when 5000 gal extra were used each week. How many gallons were in the original supply. 3. Two stock investments cost 15000. One stock then had a 40% gain and the other a 10% loss. If the net profit is $2000 how much was invested in each stock.4. The supersonic jet Concorde made a trip averaging 100 mi/h less than the speed of sound for 1.00 h and averaging 400 mi/h more than the speed of sound for 3.00 h. If the trip covered 3980 mi what is the speed of sound. 5. An outboard engine uses a gasoline oil fuel mixture in the ratio of 15-1. How much gasoline must be mixed with a gasoline-oil mixture which is 75% gasoline to make 8.0 L of the mixture for the outboard engine.6.An executive traveling at 60.0 mi/h would arrive 10.0 min early for an appointment whereas at a speed of 45.0 mi/h the executive would arrive 5.0 minutes early. How much time is there until the appointment. 7. a computer chip manufacturer produces two types of chips. In testing a total of 6100 chips of both types 0.50% of one type and 0.80% of the other type were defective. If a total of 38 defective chips were found how many of each type were tested.8. During a promotion a business found its web site was accessed as often on the first day as on the second and third days combined. On the first day the number was four times that of the third day on the second day it was 4000 more than on the third day. How many times was it accessed each day.9.A vial contains 2000mg which is to be used for two dosages. One patient is to be administered 660 mg more than another. How much should be administered to each.10.Three messhed spur gears have a total of 107 teeth. If the second gear has 13 more teeth than the first and the third has 15 more teeth than the second how many teeth does each have.11. A trucking firm uses one fleet of trucks on round trip delivery routes of 8 h and a second fleet with five more trucks than the first is used on round trip delivery routes of 6 h. Budget allotments allow 198 h of delivery time in a week. How many trucks are in each fleet.12. Ten 6.0-v & 12-v batteries have a total voltage of 84 volts. How many of each type are there.13. By weight a certain roadbed material is 75% crushed rock and another is 30% crushed rock. How many tons of each must be mixed in order to have 250 tons of material that is 50% crushed rock.14. An earthquake emits primary waves moving at 8.0 km/s and secondary waves moving at 5.0 km/s. How far from the epicenter of the earthquake is the seismic station if the two waves arrive at the station 2.0 min apart.