4/5 (four fifth) of 500 pages is

times 500

times 500 is

,
which is

So Dayo read 400 pages of 500.
Dayo has not yet read 500-400=100 pages.
Answer: 100
Answer:
The hight length : h
The base length : a
Apply the Pythagorean theorem in the right triangle :
h² = 13² - (10/2) = 144
h = √144 = 12 cm
S = (a x h)/ 2 = ( 10 x 12 )/2 = 60 cm²
Step-by-step explanation:
Try this option:
1. according to the line on the graph x≥0 and x<9.
2. in answers a;b;c;d;e x<0, only in answer f. √x<3, x>0. It means, that answer 'f' is correct.
answer: f.
<span>If the half-life of the drug is 2 hours, then in 2 hours 0.6 mg of the drug becomes 0.3 mg. In two more hours (4 hours total) it is 0.15 mg, 2 more hours (6 hours) .075 mg. In two more hours (8 hours) it is .0375 mg, rounded to 0.04. The answer is 8 hours.</span>