1. (78 +47) ÷ 25 2.4+8x6÷2+3 3. [(8 x 25) ÷ 5] + 120 4. 312 x (40+60) ÷ 60 5. 80-(0.4+0.2) x 10 6. (18-3) ÷ 5+4 7. 8x5+7x3- (10-5) 8. 22-{[(87-32) ÷ 5] x 2}
what is the answer ​