A popular amusement park has had 199,792,458 visitors since it opened. Which number, written in scientific notation, is the best approximation of the number of visitors?(1 point)
Responses
0.2×108
visitors
0 point 2 times 10 to the 8th power visitors
2.0×108
visitors
2 point 0 times 10 to the 8th power visitors
0.2×107
visitors
0 point 2 times 10 to the 7th power visitors
2.0×107
visitors
2.0x10^8 visitors.
A system of equations is shown below. Which statement about the ordered pair (-7, -3) is true?
3x+3y=−30
2x+y=−17
(1 point)
Responses
It is a solution to the first, but not the second equation.
It is a solution to the first, but not the second equation.
It is one of many solutions to the system.
It is one of many solutions to the system.
It is not a solution to either equation.
It is not a solution to either equation.
It is the only solution to the system.
It is the only solution to the system.
It is one of many solutions to the system.
A company sells various sized jewelry boxes that are in the shape of cubes. Which volume of cubes has rational number side lengths?(1 point)
Responses
33 cm3
33 cm cubed
1.5 ft3
1.5 ft cubed
8 in3
8 in cubed
3 yd3
3 yd cubed