JETS Senior Quiz Practice Questions

Solve for x: 5x + 7 = 19 + 2x

• 6

• 8

• 4

• 5

The mean of 4 numbers is 24. If one number is 6, what is the mean of the remaining three numbers?

• 34

• 29

• 23

• 30

Find the roots of x² − 13x + 40 = 0.

• 3 and 5

• 2 and 6

• 5 and 8

• 4 and 4

The 10th term of an AP is 42 and the 20th term is 72. Find the common difference

• 12

• 14

• 15

• 3

A die is tossed once. What is the probability of getting an odd number?

• 1/2

• 1/3

• 2/5

• 2/3

Evaluate: sin 30° + cos 60° + 2tan 45°.

• 3

• 1

• 1.5

• 2

If the gradient of a line is 2/3, what is the angle (°) it makes with the positive x-axis? (approx)

• 33.7°

• 45°

• 56.3°

• 60°

Find the sum of the first 12 terms of the sequence: 4, 7, 10, ...

• 315

• 246

• 275

• 345

A man bought goods for N25,000 and sold them for N35,000. Find his percentage profit.

• 40%

• 25%

• 45%

• 35%

Differentiate: y = 6x³ − 8x² + 7x − 8.

• 18x² − 14x + 2

• 25x² − 16x − 4

• 15x² + 14x + 2

• 18x² − 16x + 7