SD MATH FINAL COACHING 1
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- Q1
How many line segments can be made from 30 non-collinear points?
435
450
60s - Q2
Calculate the mean absolute deviation of the following numbers: 60, 80, 100, 75 and 95
12.4
14.2
30s - Q3
Which of the following is the factorization of the binomial x^2 - 4^2?
(x – 4)(x + 4)
(x + 4)(x + 2)
30s - Q4
What value of x will satisfy the equation: 0.4(5x – 1470) = x?
588
490
30s - Q5
Which of the following is ALWAYS true?
Vertical pairs of angles are complementary
Linear pairs of angles are supplementary
30s - Q6
he average of 5 different counting numbers is 20. What is the highest possible value that one of the numbers can have?
40
90
30s - Q7
Three brothers inherited a cash amount of P62,000 and they divided it among themselves in the ratio of 5:4:1. How much more is the largestshare than the smallest share?
P37,200
P24,800
30s - Q8
What are the missing terms in the series 5, 20, 80, ___,1280, ___, 20480?
430: 6450
320; 5120
30s - Q9
At what rate per annum should P2400 be invested so that it will earn an interest of P800 in 8 years?
5 ½ %
4.17 %
30s - Q10
The area of a rectangle is (x2 + 2x - 8). If itslength is x + 4, what is its width?
x - 2
x + 2
30s - Q11
What is the value of 12⅙ - 3 ⅜ - 5 ⅔ + 20 ¾?
23 7/8
22
30s - Q12
The vertex angle of an isosceles triangle is 20°. What is the measure of one of the base angles?
150°
80°
30s - Q13
Ana and Beth do a job together in three hours. Working alone, Ana does the job in 5 hours. How long will it take Beth to do the job alone?
7 and 1/2 hours
3 and 1/3 hours
30s - Q14
How much greater is the sum of the first 100counting numbers than the sum of the first 50 counting numbers?
3,155
3,775
30s - Q15
Which of the following has the largest value?
9^4
8^5
30s