Acalculator that reads 528.
the calculator shows the result that luiza got after evaluating the expression 9 × (52 + 18) + 42. she checked her work by rounding all of the values to the nearest ten and comparing it to the calculator result. which is true regarding her estimate and the accuracy of her calculator result?

the estimated result is 560, which suggests the calculator is correct.
the estimated result is 740, which suggests the calculator is incorrect.
the estimated result is 840, which suggests the calculator is incorrect.
the estimated result is 1,100, which suggests the calculator is incorrect.

step-by-step explanation:

answer: i think you should do the math and pay attention in class : )

step-by-step explanation:

that is truly what   think but if i get the answer i will

change of stock price/initial stock price on friday * total stock value = change of stock value

0.89/73.73 *x = 42.72

x=3539.04 = total stock value at initial stock price on friday .

total stock value at initial stock price on friday/ initial stock price on friday = number of shares

3539.04/73.73 = 48 shares

they own 48 shares of this stock

add the numbers under frequency to find the total number:

5 + 8 +7 + 4 + 0 +1 = 25

the answer is 25.