Answer:
the answer for A is 27 and B is 36 and C is 82
Answer:
x=14
PQ=46
Step-by-step explanation:
PT and TQ are equal, so we can set up the equation like this: PT=TQ
23=2x-5
calculate to find x
x=14
PQ is just PT+TQ so 23+23=46
Answer:
(a) 7/15
(b) 1/3
Step-by-step explanation:
(a) teaching:
(3 1/2) / (7 1/2) = (7/2) / (15/2) = 7/2 * 2/15 = 7/15
(b) marking:
(2 1/2) / (7 1/2) = (5/2) / (15/2) = 5/2 * 2/15 = 5/15 = 1/3
B. most likely because 40 divided by 4 is 10. 10/40 is 25%
She is not correct because the absolute value of -2 is 2 and the absolute value of 2 is 2
