Mathematics, 08.01.2021 19:30 cobyontiveros
Write a system of equations to describe the situation below, solve using substitution, and fill
in the blanks
William is collecting pledges for a walk-a-thon. His mother has pledged a flat donation of $21,
and his grandmother has pledged $1 per kilometer. If William walks a certain distance, the
two donors will end up owing the same amount. What is that distance? How much will each
donor owe?
If William walks
kilometers, his mother and grandmother will eac
Answers: 2
Mathematics, 21.06.2019 19:00
Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60
Answers: 1
Mathematics, 21.06.2019 21:50
Tamar is measuring the sides and angles of tuv to determine whether it is congruent to the triangle below. which pair of measurements would eliminate the possibility that the triangles are congruent
Answers: 1
Mathematics, 22.06.2019 00:30
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)
Answers: 2
Write a system of equations to describe the situation below, solve using substitution, and fill
in...
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