Free HAST Mathematical Reasoning Questions and Answers
What is the greatest common divisor (GCD) of 24 and 36?
Correct!
Wrong!
The divisors of 24 are: 1, 2, 3, 4, 6, 8, 12, 24 The divisors of 36 are: 1, 2, 3, 4, 6, 9, 12, 18, 36 The greatest common divisor is the largest number that appears in both lists: GCD = 12
A box contains 4 red balls, 5 blue balls, and 2 green balls. If one ball is picked at random, what is the probability that it is blue?
Correct!
Wrong!
Probability = 5 10 Probability= 10 5 Probability = 1 2 Probability= 2 1
What is the next number in the sequence: 2, 4, 8, 16, ___?
Correct!
Wrong!
This is a geometric sequence where each number is multiplied by 2 to get the next number. 16×2 = 32
If x +2 = 7, what is the of x?
Correct!
Wrong!
x+2=7 Subtract 2 from both sides: 𝑥 = 7− 2 x = 7 − 2 𝑥 = 5
A car's value depreciates by 10% each year. If the car's initial value is $20,000, what will its value be after one year?
Correct!
Wrong!
Depreciation=10%×20000=0.10×20000=2000 Value after one year = 20000 − 2000 = 18000
A rectangle has a length of 10 cm and a width of 4 cm. What is the area of the rectangle?
Correct!
Wrong!
If a train travels 60 kilometers in 1.5 hours, what is its average speed in kilometers per hour?
Correct!
Wrong!