Answer:
#7 can be simplified to -10 √15x -40 √5
#8 = -20 √6x +30x√2
#9 = 10x√6+3 √15xx
#10 = -20√6a -15 √2
Step-by-step explanation:
Hello! To turn a fraction into a decimal you divide the numerator by the denominator so in this case it would be 3 divided by 8 which is 0.375. To get the percent you go based off of the decimal. You move the decimal point two places to the right so the percent for 3/8 would be 37.5%. I'm not sure what they mean by visual representation though, I am very sorry.
Answer:
15.9
Step-by-step explanation:
I don't know if this is right I'm sorry if it isn't.
15×0.06=0.9
15+0.9= 15.9
Again I am sorry if it is not right, please let me know if it was right
2000000000 is your answer.