N*(21/100)=(700/100)
n=(700/100)/(21/100)
n=(700/100)*(100/21)
n=700/21
n=33+1/3
So <em><u>thirty three</u></em> $0.21 pencils can be purchased for $7.00.
Answer: 0.5714
Step-by-step explanation:
Since you said the height of your chair and you desk, chair would go first when subtracting.
C= chair
c - 29.75 = -10.25
+ 29.75 = + 29.75
c= 19.5
So, you chair is 19.5 (19 1/2) inches tall.