20 16-
Distance
from
Newcastle
(miles)
12
8
N0
10.00
11.00
12.00
14.00 Time
(5)
13.00
ztrs
(a) Describe what is happening between 12.00 and 13.00
He had a break
(1)
Find 2hrs
from the (b) How far does Wayne travel in the first 2 hours of his journey?
16
1st one
Answer
miles
(1)
(c) What is Wayne's average speed over the first 2 hours of his journey?
Answer
.mph
(2)

Savannah had 40 iris blooms last year this year she had 15% more iris blooms how many more hours blooms did savannah have this year

Ineed with the quizzes in apex mathematics ii

Anew test for ra is being developed. the test is administered to 750 patients with ra and 750 without ra. for the sake of the question, assume the prevalence of ra in this population is 50%. of the 750 patients with ra, 575 have a positive result. of the 750 patients without ra, 150 have a positive result. what is the positive predictive value of the new test? a575/(575+150) b. 600/(600+ 150) c. 575/(575+125) d. 600/(600+ 125)