1.
Hamburger costs $1.50 per pound and soy costs $1.00 per pound. The school cafeteria uses 50 more pounds of soy than hamburger and spends $350 a week. How much soy does the school use?
A.
170 pounds
B.
120 pounds
C.
233 pounds
D.
350 pounds
Hint
2.
A brand of grape drink that is 25% grape juice is mixed with another brand that is 75% grape juice. The result is 7 gallons of grape drink that is 35% grape juice. How much of the brand that is 25% grape juice was used?
A.
7 gallons
B.
6 gallons
C.
1.4 gallons
D.
5.6 gallons
Hint
3.
You leave your house traveling 60 mph. After you have driven 25 miles, your mother leaves the house traveling in the same direction. What speed must your mother travel to catch up to you 5 hours after she leaves?
A.
60 mph
B.
not possible
C.
65 mph
D.
55 mph
Hint
4.
At a candy shop, plain candy covered chocolate costs $2.95 per pound, while candy covered chocolate with almonds costs $4.95 per pound. How many pounds of plain candy covered chocolate should be mixed with 3 pounds of candy covered chocolate with almonds to obtain a mix that sells for $3.95 per pound?
A.
2 pounds
B.
2.5 pounds
C.
3 pounds
D.
3.5 pounds
Hint
5.
Hakan has 50 milliliters of a 10% acid solution. How many milliliters of 45% acid solution should he add to create a 35% acid solution?
A.
78 milliliters
B.
97 milliliters
C.
100 milliliters
D.
125 milliliters
Hint