REET · Unitary Method, Average, Profit-Loss, Simple Interest · Quiz
5 real REET questions on Unitary Method, Average, Profit-Loss, Simple Interest. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.
Question 1 of 4
MEDIUMThe average age of 5 students is 12 years. If one more student of age 15 years joins the group, what will be the new average age of the group?