Alberto and Bianca run a 50 km race. The illustration below shows the graph of the position of the two runners as a function of time.
Complete the following sentences based on the graph of the function.

•Early in the race, ___(choose between Alberto, Bianca and nobody) runs faster.

•Alberto maintains a speed of _km/h during the first hour of the race.

•However, after one hour he gets tired and must take a break. Unfortunately, he falls asleep!

•Meanwhile, Bianca's running speed ___(choose between keeps increasing, keeps decreasing, or stays constant)

• The first person to cross the finish line is ___(choose between Alberto, Bianca or nobody)

At river bank, checking account customers earn 0.75% interest a month on their account balances, pay no service fees for writing checks, and pay a monthly $2.00 financial charge. calculate the income earned in one month on the checking account for a customer with an account balance of $1,000. a. $4.25 b. $5.50 c. $6.75 d. $7.25 checking account earnings at baker’s bank are expressed by the equation: i = -0.09x + 10.2. while the earnings at elite bank are modeled by: i = -0.02x + 7.5. in both cases, x is the number of checks written. at what number of checks will elite bank start generating more checking account income than baker's bank? a. 12 b. 25 c. 39 d. 42 emilio’s checking account had a balance of 728.32 at the beginning of the week. he wrote checks for the following amounts throughout the week: $99.48, $33.50, $18.23, and $72.05. he also deposited his paycheck in the amount of $1,109.90. what is his account balance at the end of the week? a. $1,192.35 b. $1,222.86 c. $1,540.52 d. $1,614.96