I'm stuck on this question would like some

If 1.4% of the mass of a human body is calcium, how many kilograms of calcium are there in a 165-pound man? 1.0 kg ca 5.1 kg ca 1.0 x 102 kg ca 5.1 x 102 kg ca

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25