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2021 MATH

Authored by June Ulip

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2021 MATH
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77 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

At the city park, 328 of the trees are oaks, if there are 400 trees in the park, how many trees are NOT oak?

278

312

272

128

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

It is estimated that the annual cost of driving a certain new car is given by the formula:

c = 0.25m + 1,600

where m represents the number of miles driven per year and C is the cost in dollars. Jane purchases such a car and determines between $5,350 and $5,600 for next year's driving cost. What is the corresponding range of miles that she can drive her new car?

Between 13,000 mi and 18,000 mi

More than 16,000 mi

Between 15,000 mi and 16,000

Between 13,000 mi and 16,000

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

At exactly what time after 5 o'clock will the hour hand and the minute hand be perpendicular for the first time?

5:15 and 25 seconds

5:10 and 54 seconds

5:20 and 14 seconds

5:05 and 34 seconds

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Find the equation of the line passing through the intersection of x - y - 0 and 3x - 2y - 2 cutting from the first quadrant a triangle whose area is 9.

A. x + y + 1 = 0

B. 2x + y - 2 = 0

C. 3x + y - 3 = 0

D. x + 2y - 6 = 0

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A ball bounces 2/3 of the altitude from which it falls. is dropped from a height of 18 ft., how far will it travel before coming to rest ?

A. 99 ft

B. 90 ft

C. 19 ft

D. 9 ft

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Determine the correct equation for the line with a slope y-intercept of -4.

A. y = -1/7x - 4

B. y = 7x - 4

C. y = 7x + 4

y = -7x + 4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

9. Find the area of the polygon with vertices at:

2 + 3i, 3 + I, -2 - 4i, -4 - i, -1 + 2i.

A. 47

C. 25

B. 35/2

D. 47/2

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