Answer:
Rational.
Step-by-step explanation:
1.666... can be expressed as
.
Hence it is rational.
The total number of marbles is 30+20+50= 100, so. Since there are 20 red marbles and 50 blue marbles. There are 30+50=80. 80/100=4/5= 80%
The number is 17 hope it helps
Answer: A decimal fraction is a fraction whose denominator is 10,100,or some other multiple of 10.
Step-by-step explanation:
Answer:
8 kilos of it is gold, since 2/5 in decimal form is 0.40
12 kilos of it is copper.
Step-by-step explanation:
Multiply 20 times 0.40, you get 8, so 8 kilos of it is gold, while 12 kilos is copper.
T^T