Easa module 1 math mcq 7

What is the equation of this line?
 Ans. a) x + y = - 2
b) y = 2 - x
c) x – y = 2

Solve (a + b)(a - b)
 Ans. a) a2 - b2
b) a2 + 2ab - b2
c) a2 + b2

Two gear wheels one with 20 teeth and one with 120 teeth meshed together. The small gear turns one revolution. How far does the large gear move?
a) 40o
 Ans. b) 60o
c) 90o

An aircraft flies 1350nm in 2 hrs 15 minutes. What is the average speed?
a) 650kts
 Ans. b) 600kts
c) 850kts

The straight line from the center to a circle is known as the
a) chord
 Ans. b) radius
c) diameter

Hexadecimal is base
a) 2
b) 8
 Ans. c) 16

y = mx + c can also be written
a) x = y/m - c
 Ans. b) x = (y - c)/m
c) x = y/(m + c)

What is the supplement of 13 degrees 13 minutes 13 seconds?
a) 167 degrees 46 minutes 47 seconds
 Ans. b) 166 degree 46 minutes 47 seconds
c) 266 degrees 87 minutes 87 seconds

in a right triangle, sin theta =
 Ans. a) opposite divided by hypotenuse
b) adjacent divided by hypotenuse
c) opposite divided by adjacent

In right-angled triangle the longest side is 20 and the other side is 12. The remaining side is
a) 22
 Ans. b) 16
c) 10

Solve 15.4/2 - 2(6.2 - 15.6)
 Ans. a) 26.5
b) 4.5
c) 11.1

What is angle x
a) 120o
 Ans. b) 60o
c) 30o

Calculate the area
a) 12 sq ins
 Ans. b) 14 sq ins
c) 16 sq ins

A mound of soil is piled up into a cone of base diameter 1.8m and height 0.6 m. What is the volume of soil?
 Ans. a) 0.5 m3
b) 1.5 m3
c) 1.0 m3

The heat of a resistor is given by the equation h = I2 RT. Find the current I.
a)
 Ans. b)
c)

What is the area of the shape below?
a) 220 square inches
b) 200 square inches
 Ans. c) 196 square inches

Factorise the following: x2 - x - 6 = 0:
a) (x + 2) (x - 3)
b) (x - 2) (x + 3)
 Ans. c) (x + 2) (x - 3)

5/8 ths of 60 is
a) 0.01
 Ans. b) 37 1/2
c) 96

What is the supplement of 13 o 13' 13"?
 Ans. a) 166o 66' 67"
b) 276o 66' 67"
c) 76o 66' 67"

How many pairs of parallel sides has a trapezium?
a) 0 pairs of parallel sides
 Ans. b) 1 pair of parallel sides
c) 2 pairs of parallel sides

In a parallelogram, if all the sides are of equal length and 1 angle is 90o, it is a
a) rhomboid
b) quadrilateral
 Ans. c) square

In a rhombus
 Ans. a) all sides are equal length with no angles 90o
b) adjacent sides are different lengths with no angles 90o
c) all sides are different length with no angles 90o

What is 1 radian in degrees?
 Ans. a) 57o
b) 270o
c) 66o

A straight line graph has the equation
3y = 12x - 3
What is the gradient?
a) 1/4
b) 3/4
 Ans. c) 4/1

(52 x 53)2 is
a) 512
 Ans. b) 510
c) 57

(x + y)2 has a base and exponent of
(x + y)8
 Ans. a) (x + y)-6
b) (x + y)1/4
c) (x + y)10

1/7 in decimal is
 Ans. a) 0.1428
b) 0.1489
c) 0.1485

An isosceles triangle has the following properties:
a) Two sides parallel
 Ans. b) Two sides the same length
c) Three sides the same length

In an oblique triangle the axis is
 Ans. a) at a slant to the base
b) parallel to the base
c) perpendicular to the base

Factorise the following: 4x2 - 6x - 28 = 0
a) (2x + 7) (x - 2)
 Ans. b) (4x - 14) (x + 2)
c) (2x2 +7) (x + 2)

Solve for x in the equation 3(x + 2) = 30 + 2(x - 4)
a) 15
b) 8
 Ans. c) 16

Rewrite the following with a positive index: Z-2 and X-3
 Ans. a) 1/Z2 and 1/X3
b) (ZX2)2; and (X)3
c) Z/22; and 1/X

How far does a wheel of 7m radius travel in one revolution?
 Ans. a) 44m
b) 22m
c) 14

For an equation 2y = 5x + 3 what is the gradient
a) 5x+3
2
b) 3
5x
 Ans. c) 5
2

for a scalene triangle which is true?
 Ans. a) No 2 sides are equal
b) One angle is acute
c) 2 sides are equal

Evaluate (a+b) (a-b)
 Ans. a) a2 - b2
b) a + ab + b
c) ab