61.The minute hand of a clock is 7 cm long. What distance does the tip of the minute hand move in 1 1/2 hours? (Take π = 22/7)
- A. 33 cm
- B. 44 cm
- C. 55 cm
- D. 65 cm
62.Find the slope of the line which is perpendicular to the line 3x + 5y +17 = 0
- A. 5/3
- B. -5/3
- C. 3/5
- D. 17/3
63.Which of the following points does not lie on the lie 2y + 5x -4=0?
- A. (0.8, 0)
- B. (1,-0.5)
- C. (0,2)
- D. (2,3)
64.A straight line has the equation 10y = 3x + 15. Which of the following is true?
- A. The gradient is 0.3 and the y-intercept is 1.5
- B. The gradient is 15 and the y-intercept is 3
- C. The gradient is 15 and the y-intercept is 3
- D. The gradient is 1.5 and the y-intercept is 0.3
65.. P is the point (2, 7) and Q is the point (6, 3). What is the gradient of PQ?
66.P is the point (3, 5). Q is the point (-1, 9). R is the midpoint of PQ. Which one of the following lines does R lie on?
- A. y = x + 6
- B. y = x + 8
- C. y = x - 6
- D. y = x - 8
67.A straight line has a gradient of -2 and passes through the point (4, 1). What is its equation?
- A. y + 2x = 6
- B. y = 2x - 6
- C. y + 2x – 9 = 0
- D. 2y = x -2
68.The line y = 5x – 3 and y = 2x + 9 intersects at P. what are the coordinates of P?
- A. (2, 7)
- B. (2, 13)
- C. (4, 17)
- D. (-4,-23)
69.A is the point (1, 5), B is the point (4, 7) and C is the point (5, 2). Triangle ABC is
- A. Right-angle
- B. Scalene with no right angle
- C. Equilateral
- D. Isosceles
70.If un = 2, 6, 10, …, the 12th term of the sequenceis
71.If un = 2, 6, 10, …, the last tem of the sequence is 90. The number of terms in the sequence is
72.If un = 2, 6, 10, …, the sum of the terms of the sequence above is
- A. 1104
- B. 1058
- C. 968
- D. 1012
73.. In an arithmetic sequence with 25 terms, if the first term is 60 and last term is -12 the common difference is
74.In an arithmetic sequence with 25 terms, if the first term is 60 and last term is -12, the sum of the terms of the sequence is
- A. 600
- B. 2400
- C. 900
- D. 1800
75.In an arithmetic sequence whose 4th term is 14 and whose 11th term is 70, the first term and common difference are
- A. a = -10, d = 8
- B. a = -7, d = 7
- C. a = 10, d = 8
- D. a =-14, d = 7
76.In an arithmetic sequence whose 4th term is 14 and whose 11th term is 70, the sum of the first 12 terms of the sequence is
77.Ann goes swimming regularly. She wants to improve her fitness, so she decides to swim 10 lengths in the first session and increase the number of lengths she swims by 2 every session. When she reaches 50 lengths in a session she will not increase the number any further. After how many sessions does Ann swim 50 lengths for the first time?
78.Ann goes swimming regularly. She wants to improve her fitness, so she decides to swim 10 lengths in the first session and increase the number of lengths she swims by 2 every session. When she reaches 50 lengths in a session she will not increase the number any further. Ann decides she will give herself a reward when she has swum a total of 400 lengths. After how many sessions does she get her reward?
79.Ann goes swimming regularly. She wants to improve her fitness, so she decides to swim 10 lengths in the first session and increase the number of lengths she swims by 2 every session. When she reaches 50 lengths in a session she will not increase the number any further. If Ann asks her friend Joy to come swimming with her, Joy starts coming at Sue’s 8th session. Joy starts to swim 15 lengths and increases the number of the lengths by 5 each time. After how many of Joy’s sessions does she swim the same number of lengths as Ann?
80.A dealer increased the price of an item by 20%, and then increased the price of the same item by 30%. If x is the original price, what is the price after the two increases?
- A. 1.5 x
- B. 1.56 x
- C. x + 0.5
- D. x + 0.56