Easa module 1 math MCQ 4

2x2z2 (2x2 - 22)=
a) 2x2z2 - 22
b) 4x2z2 - 44x2z2
 Ans. c) 4x4z2 - 44x2z2

in 21 = 43 – X, X is equal to
 Ans. a) 43 – 21
b) 43 + 21
c) 21 - 43

The comparison of the power input to the power output of an inverter is expressed as a
 Ans. a) ratio
b) loss
c) gain

The ratio of 6 : 4 can also be expressed as
a) 64%
b) 66%
 Ans. c) 150%

200 kilo volts can be expressed as
a) 2 x 103 volts
b) 2 x 10-4 volts
 Ans. c) 2 x 105 volts

What is the surface area of a cone if the base is 8cm diameter and the length is 10cm?
 Ans. a) 40p
b) 80p
c) 120p

2x2z2 (3x – z2) =
 Ans. a) 6x3z2 - 2x2z4
b) 6x2z2 - 2x2z2
c) 6x2z2 + 3x – z2

What is the area of a rectangle when its height is 11cm and the width 120cm?
a) 1320 m2
 Ans. b) 0.132 m2
c) 1.32 m2

How many times does the X axis get crossed when y = x2 – 3
a) 1
 Ans. b) 2
c) 3

 What is an obtuse angle?
a) an angle less than 90o
 Ans. b) an angle between 90o and 180o
c) an angle greater than 180o

 4 3/8 – 2 ¼ + 1/5 =
 Ans. a) 2 13/40
b) 3 3/10
c) 2 ¼

 A congruent triangle has
a) same size different shape
b) same shape different size
 Ans. c) same shape and size

4(4 (4 – 1) –1) –1 =
a) 15
b) 31
 Ans. c) 43

 Which shape has no parallel sides?
a) Rhombus
 Ans. b) Kite
c) Trapezoid

 On a graph what is the intercept of y when 4y = x + 8
 Ans. a) 2
b) 4
c) 8

 Which number is the lowest common factor of 36, 66 and 126
a) 23
 Ans. b) 6
c) 12

What is 3% of 0.001
a) 0.3
b) 0.003
 Ans. c) 0.00003

 (a + b)(a – b) =
 Ans. a) a2 – b2
b) a2 + 2ab – b2
c) a2 + b2

101110 binary is
a) 462
b) 468
 Ans. c) 4610

11 ¸ 5 =
16 8
a) 10/11
b) 55/128
 Ans. c) 11/10

 an aircraft uses 1680 gallons of fuel, the left tank uses 45%, the right tank uses 32.5%, how much was used by the centre tank?
a) 21 gallons
b) 210 gallons
 Ans. c) 378 gallons

 What is the fraction 1/7 in decimal?
a) 0.14295
b) 1.429
 Ans. c) 0.14286

The supplement of 13 degrees is
a) 76
b) 243
 Ans. c) 167

The properties of a scalene triangle are
a) all sides are equal
b) acute angle
 Ans. c) all sides different lengths

What is octal 13 in base 10?
a) 4
 Ans. b) 11
c) 5

What is the area of a ring with an outer diameter of 90 inches and an inner diameter of 80 inches?
a) p325
 Ans. b) 425p
c) p435

What is the height of an oblique pyramid?
 Ans. a) The height is perpendicular to the base
b) The height is angled to the base
c) The height is parallel to the sides

Calculate the area
a) 42.41p
 Ans. b) 6.75p
c) 17.5p

What is (X2 x X3)3
 Ans. a) x15
b) x36
c) x10

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