Questions/ 2024-2025.
Which of these fractions equals 40%?
A.) 1/4
B.) 2/5
C.) 4/5
D.) 5/2 Answer: 2/5
Explanation:
Check all the fractions A-D
2/5 = 0.4
Solve: 8 [7 - 3(12 - 2) / 5]
A.) 0
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,B.) 8
C.) 16
D.) 64 Answer: 8
The concentration of allergens in an experimental sample of air is one pat per billion. Which of
these mathematical notations represents this concentration?
A.) 1.0 x 10 ^-11
B.) 1.0 x 10 ^-9
C.) 1.0 x10 ^-7
D.) 1.0 x10 Answer: 1.0 x 10 ^-9
If one quart = 0.9 liters, how many quarts are there in 18 liters?
A.) 0.5 quarts
B.) 16.2 quarts
C.) 20 quarts
D.) 23.6 quartsAnswer: 20 quarts
An insecticide label specifies a dilution ration of 1 1/2 teaspoons of insecticide per gallon of
water. How much insecticide should be added to a one-half gallon water?
A.) 1/8 teaspoon.
B.) 1/2 teaspoon.
C.) 3/4 teaspoon.
D.) 3 teaspoons. Answer: 3/4 teaspoon
A uniform top costs $15.75. If a student gives the clerk $50.00 for three tops, how much change
will the student receive?
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, A.) $47.25
B.) $34.25
C.) $14.85
D.) $2.75 Answer: $2.75
0.124 x 0.06 =
A.) 0.00744
B.) 0.0744
C.) 0.744
D.) 7.44 Answer: 0.00744
A 4-kilogram object revolves in a circle at constant speed and the centripetal force is 200
newtons (N). If the mass of the object is doubled while its speed and radius remain unchanged,
the centripetal force on the object will now be?
A.) 50 N
B.) 100 N
C.) 400N
D.) 800N Answer: 400 N
.03% of 1,500 is?
A.) 500
B.) 45
C.) 0.45
D.) 0.15 Answer: 0.45
Factor 6x^2 + x -12 in two binomial terms.
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