Question

a store has a contest to guess the mass of 10000 peanuts if a peanut has a mass of about 0.45 G what will be a reasonable guess for the mass of 10000 peanuts

Answer 1

we know that

1 peanut=0.45g

so

Multiply by 10,000

0.45*10,000=4,500 g

the answer is 4,500 g or 4.5 kg