Lucy wants to find out the number of frogs in a pond near her house. she catches 54 of them , puts the back in the pound. the next week, she catches 70 frogs. of those 70 frogs, 13 have a leg band. based on this informationm, what is a reasonable estimate of the number of frogs in the pond?

a. 208

b. 632

c. 291

d.111

plzzz

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

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

Ineed no it anyone can see this