3 years ago

Kong took 15% fewer seconds that Nolan took to complete his multiplication timed test. Kong took 85 seconds.

Mathematics

1 answer:

kondaur [170]3 years ago

8 0

Answer:

Answer: Nolan took 97.75 Seconds

Step-by-step explanation:

85 x .15 = 12.75

85 + 12.75 = 97.75

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Jana has a rectangular sheet of cardboard that measures 10 inches by 18 inches. what is the maximum number of 3*3 inch squares t

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Step-by-step explanation:

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Step-by-step explanation:

$y = 10 - 8x \\ put \: this \: in \: the \: second \: equation \\ 2(10 - 8x) - 4x = 40 \\ 20 - 16x - 4x = 40 \\ 20 - 20x = 40 \\ - 20 = 20x \\ x = - 1 \\ put \: the \: value \: of \: x \: in \: th \: first \: equation \\ y = 10 - 8( - 1) \\ y = 10 + 8 \\ y = 18$