2. a class has 392 students. 88 more girls than boys. How many boys?

3. Merchant has coffee worth $20 a pounds and mix with 30 pounds of coffee worth $70 a pound get mixture can be sold $50 pound. how many pound of $20 used?

2. a class has 392 students. 88 more girls than boys. How many boys?

392-88=304 1/2 of 304 is 142 There 142 boys and 240 girls

Merchant has coffee worth $20 a pounds and mix with 30 pounds of coffee
worth $70 a pound get mixture can be sold $50 pound. how many pound of
$20 used?