pls help me ALAP ,in the class there are 48 students. the number of girls is 3 times the number of boys .how many boys and how many girls are there in the class​

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?

Billie holiday sells children's clothing for sara vaughn's toddler shop. baby blankets sell for $29.99 after a markup rate based on cost of 109%. find the cost and the markup.

The number of calories you burn depends on your weight. a 110-pound person burns 163 calories during 30 minutes of tennis. find the number of calories that a 190-pound person would burn during the same activity, assuming they burn calories at the same rate.