Questions in Grade High-school

Questions in Grade High-school

[Terjawab] The Quade Family drove 920 miles in 3 days. They drove the same number of miles the first 2 days and then drove 50 miles on the third day. How many miles did they drive on each of the first two days? Explain how you found your answer. Show your work.

[Terjawab] When your body digests food, is the food changed into a new substance?

[Terjawab] In a mayoral election, the number of votes for the incumbent was 25% more than the number for the opponent. Altogether, the two candidates received 5,175 votes. How many votes did the incumbent mayor receive?

[Terjawab] The sum of 12 and the quantity 8 times a number \( k \) is equal to 48. Express this as an equation: \[ 12 + 8k = 48 \]

[Terjawab] What is the value of the expression when \( a = 4 \) and \( b = 3 \)? \[ 4a + b - 5 \] A. 2 B. 14 C. 7 D. 6

[Terjawab] 6.3 is 7% of what number?

[Terjawab] Solve for \( x \) and justify each step. \[ 3x - 7 = 5x - 19 \]

[Terjawab] The voltage across a charged capacitor, measured in volts, is given by the equation [tex]V(t) = 4(2.72)^{\frac{-t}{2}}[/tex], where [tex]t[/tex] is measured in seconds since the current was removed. Include at least three decimal places in all your answers. a. What is the voltage after 2 seconds? b. What is the 1-second growth factor? c. When will the voltage be 1 volt? d. When will the voltage be [tex]x[/tex] volts? (Your answer should be an exact expression with [tex]x[/tex] in it)

[Terjawab] The pet store has 54 birds. There are 9 birds in each cage. How many cages are there? Show your work.

[Terjawab] How were slaves brought to the colonies?