Answer:
11/20
Step-by-step explanation:
Finding the common denominator, which is 20, we convert 1/5 into 4/20 and 1/4 into 5/20. Adding those up, the remainder when subtracted from 1, the total, is 11/20.
Answer:
1/45
Step-by-step explanation:
Answer:

Step-by-step explanation:
1) Remove parentheses.

2) Regroup terms.

Answer:
120 I think.
Step-by-step explanation:
Because 10*12=120
Answer:
42 cm
Step-by-step explanation:
the first triangle is 7 times bigger than the second triangle. ( 4 x 7 = 28)
so to find out line EG, you times 6 cm by 7. which is 42