# Elementary Mathematics Test (Easy 1)       15 Questions - Developed by: - Updated on: - Developed on: - 5.240 taken

## This test consists of 15 questions. It consist of topics tested commonly such as algebraic manipulation, equations, ratio and proportions, angles and circle properties, trigonometry, practical situations and others. When the final value is given as an irrational number, round the figure up to 3 significant figures, and angles to 1 decimal place. Use a calculator to evaluate explicit numerical expressions.

• 1
Evaluate 3.61² ÷ (1 / 28) - 5
• 2
• 3
Find the y intercept of the equation y = (x + 3)² - 8.
• 4
Two similar cuboids, A and B are given. Given that the ratio of heights of A and B is 2:3 and the volume of B is 256 cm³, what is the volume of A?
• 5
Solve the inequalities:

2.6 < 3x + 7 < 20 - x
• 6
John bought a basket of pears at a certain price. He then sold the basket of pears to his friend at 3 times the original price. It's known that he had made a profit of \$36 after calculations.

Form an equation and find the selling price of the basket of pears.
• 7
9.462^n = 1

^ means power.

Find the value of n.
• 8
The equation of the graph given is:
y = 1/10(m) - 4,
whereby 'm' is a constant.

Find the equation of the line needed to be drawn that satisfy the solutions of:

1/2(m) = 15
• 9
Given that the angle of Ɵ is less than 90°, and CosƟ = 3/5, find the value of Cos (180 - Ɵ)°.
• 10
V² = u² + 2gh

Given that the values of v = 90, g = 5 and h = 170 are substituted into the equation above, find the value of u.
• 11
An equilateral triangle has sides of 10 cm. If its sides are reduced by 3 cm, find the percentage in its areas.
• 12
Droff drew a graph. It shows that it passes through 3 points of the x axis and a point of the y axis. What can you conclude from the information above?
• 13
Given that (x - y)² = 100 and xy = 200, find the values of x² + y².

*Clue: Expand (x - y)² to aid calculation.
• 14
If an angle touching the circumference of the circle is 90°, what concluding statement can be made?
• 15
If vector OA is 'A', and vector OB is 'B', find the vector of AB.

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