8. Ranjan went to play with 60 marbles. In 8 games, he gained (-5) marbles each time and in 4 games, he gained 4 marbles each. When the games ended, how
many marbles did Ranjan have?

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

What is the length and width of a 84.5 square foot rug? will mark

The track team ran a mile and a quarter during their practice how many kilometers did her team runs?