Incorrect/Correct
76)
a) Incorrect, 30% is not half of 0.06
b) Correct, 30% is equal to 3/10
c) Incorrect, 30% is not between 1/3 and 1/2
d) Correct, 30% is 24 out of 80 marks
77)
a) Correct, k+m=90
b) Incorrect, j+k+m+p do not equal 360
c) Incorrect, If J=40, M does not equal 40
d) Correct, J=M
78)
a) Incorrect, the probability is not 25%
b) Correct, there is 3/5 chance it will not rain
c) Incorrect, there will not be more rainy days than dry days
d) Incorrect, it does not have to rain on Thursday or Friday
79)
a) Correct, 12x10x(1/2)=60
b) Correct, 4x15=60
c) Correct, (8/2)(15)=60
d) Incorrect, the height of the parallelogram was less than 5, it couldn't be 60
80)
a) Correct, the length of ab was root20
b) Incorrect, the perimeter was not 16
c) Incorrect, it was not a net of a cube
d) Correct, ab cut the shape into two equal pieces