He spend: 1440*2.5=3600
he earn: 0.25*1440*12=4320
[because he sells 0.25/each and buy 1440 dozen so 1440*12]
4320-3600=720
Answer:
v > -21
Step-by-step explanation:
-1/3v - 2 < 5
add 2
-1/3v < 7
multiply by -3
(if negative, switch sign)
v > -21
Answer:
45
Step-by-step explanation:
1/6 of 54= 9
9*5=45
Answer:
12 girls
Step-by-step explanation:
multiply 8 by 3/2 to get 12.