Which numbers are equivalent to 3/10

In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n

Write as a product of two polynomials. 2(3–b)+5(b–3)^2

Of the 27 players trying out for the school basketball team, 8 are more than 6 feet tall and 7 have good aim. what is the probability that the coach would randomly pick a player over 6 feet tall or a player with a good aim? assume that no players over 6 feet tall have good aim. a. b. c. d.