Answer:
Convert the decimal number to a fraction by placing the decimal number over a power of ten. Since there is
1
number to the right of the decimal point, place the decimal number over
10
1
(
10
)
. Next, add the whole number to the left of the decimal.
4
7
10
Step-by-step explanation:
Answer:
24
20
4
Step-by-step explanation:
⅘×30=24... 4×30=120, 5×30=150... 120/150
120/2=60
150/2=75
60/75= 0.8
⅘= 0.8
do the same with all of the others
Use the identity:
tan^2 = sec^2 - 1
I attached a photo showing all the steps including the final answer.
Answer:
B
Step-by-step explanation:
I DID THAT
D + q = 40
.10d +.25q= $7.75
d +q = 40
d =40-q
.10(40-q) +.25q= $7.75
4 - .10q + .25q =7.75
4 +.15q =7.75
4-4 +.15q =7.75-4
.15q= 3.75
.15q/.15 = 3.75/.15
q = 25
d =40-25
d = 15
Check
.10(15) +.25(25)= $7.75
1.5+6.25=7.75
7.75=7.75
