Express Taxi charges $10 as the starting fare and $2.50 per mile. Speedy Taxi charges $3 per mile with no starting fare. After how many miles is the cost of both taxi services the same?

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?