Reiko took 10 minutes to ride her bicycle 2.5 km.

if reiko continued at this speed, how far could she ride in 60 minutes?

a.
15 km

b.
10 km

c.
12.5 km

d.
25 km

Find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

3x + 4y = 5 x- 3y = -7 solve by substitution

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums, 28 play drums, 18 play the guitar. what is the probability that the applicant who gets the job plays drums or guitar?