Answer:
1st class - 22 people
coach - 57 people
Step-by-step explanation:
$85 x 22 people = $1870
$60 x 57 people = $3420
22 people + 57 people = 79 people
$1870 + $3420 = $5290
I did not catch well, but i think you already got your answers. Let me explain. For the first part you got your notation right: for 0.0045 the correct scientific notation is 4.5 x 10^-3. Now the second part, the answer would be the first one, the notation that you are giving is the one who corresponds to <span>4.5 x 10^-2, the first option you have. Hope it helps</span>
Answer: The detergent for <u><em>$5.50 for 96 oz</em></u> is better.
Step-by-step explanation:
128 ÷ $6.90 ≈ 18.55
96 ÷ $5.50 ≈ 17.45
64x2.40 = 153.6
64x1.90 = 121.6
add 153.6 to 121.6
275.2