If the mass of a proton is 2.34 × 10–14 grams, what is the mass of 1,000 protons?

a.) 2.34 × 10–17

b.)2.34 × 10–13

c,)2.34 × 10–12

d.)2.34 × 10–11

Aculinary club earns $1360 from a dinner service. they sold 45 adult meals and 80 student meals. an adult meal costs twice as much as a student meal. what is the cost of an adult meal?