Joys mom begins to walking at 4: 12 p. m. she stops at 4: 43 p. m. how many minutes does she walk?

What is the solution of log2  (3x  -  7)  =  3? 4 5

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

How many kilograms of a 5% salt solution and how many kilograms of a 15% salt solution must be mixed together to make 45kg of an 8% salt solution?