19/40 as a fraction and decimal it is 0.475
Answer:
Step-by-step explanation:
It is a special type of ratio
EXAMPLE:
12 ounce can of corn costs $.69 the rate would be $.69 for 12 ounces would be .69:12
<span>Number of bowls left after 1 hour =
x - x/3 - 1/3 = 2x/3 - 1/3
</span><span> Number of bowls left after 2 hours = (2x/3 - 1/3) -
(2x/3 - 1/3)/2 - 1/2
= 2x/6 - 1/6 - 1/2
= 2x/6 - 4/6
= x/3 - 2/3
keep doing this untill u reach 0 bowls left
and then u'll get ur answer
</span>
