A rocket was used for the first time to send something into space on the Sputnik mission, which launched a Soviet satellite on Oct. 4, 1957. ... A few years later in NASA's Mercury program, the agency switched to Atlas rockets to achieve orbit, and in 1963, John Glenn became the first American to orbit Earth.

(2,20) means that the 2 is 2 hours and 20 is 20$. so there both 20$ for 2 hours only the same price. like it says. so, the dunk tank and the bounce house are the same price (20$) for the same amount of time (2 hours).

hope i

41*67/2=1373.5

step-by-step explanation:

i just used a calculator

-60.75

step-by-step explanation:

just add the numbers then put the negative sign on it

the translated point is (5,2)