Question

(1/6+1/10+1/15)÷( 1/6+ 1/10-1/15)

Answer 1

5 15 ( пять целых одна пятая)

Answer 2

2) 16+110-115= 530+330-230= 630 или 15

Answer 3

3)110 : 15= 110 * 51= 12

Answer 4

4)12 -13 +14 -15 = 36-26 +520 - 420= 16+ 120 = =1360

Answer 5

5) 14*16=124

Answer 6

6) 1360:124= 5 15

Answer 7

(1/6+1/10+1/15)÷( 1/6+ 1/10-1/15)
=((5+3+2)/30)÷((5+3-2)/30)
(=10/30)÷(6/30)=(1/3)÷(1/5)
=1/3×5=5/3