Mathematics, 22.10.2020 21:01 ineedhelp2285

Student A is 15 years old. Student B is one-third older. How many years ago was student B twice as old as student A?
A) 5
B) 7
C) 9
D) 10

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 13:40, kaperry

Show algebraically that f and g are inverse functions f(x)=x^2/-6; g(x)=square root of 2x+12

Answers: 1

continue

Mathematics, 21.06.2019 18:30, Greekfreak

To determine the number of deer in a forest a forest ranger tags 280 and releases them back

Answers: 3

continue

Mathematics, 21.06.2019 18:50, karen718

Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15

Answers: 1

continue

Mathematics, 21.06.2019 22:00, zurfluhe

Manuela claims that and are congruent. which statement best describes her claim? she is incorrect because the segments do not have the same orientation. she is incorrect because the segments do not have the same length. she is correct because the segments have the same length. she is correct because the segments have the same orientation.

Answers: 1

continue

You know the right answer?

Student A is 15 years old. Student B is one-third older. How many years ago was student B twice as...