The answer is 44.
40 / 100 = 0,4 * 10 = 4 (10%)
40 + 4 = 44
Step-by-step explanation:
They want you to write a paragraph about addition, subtraction, multiplication, and division.
Answer:
Apparent Increase in Wave Frequency
As the ambulance approaches you, the distance between the source of the waves and the observer decreases. Consequently, the siren sounds more shrill as the pitch of the wailing siren 'sounds' higher than its original value, as sound waves reach you 'more frequently'.
Step-by-step explanation
hope this helps

Volume = l×b×h = 48×40×30 = 57600 cm²
For 5 movie tickets it’s $45 and for 11 it’s $99