Mathematics, 15.04.2021 20:30, mccdp55

I need help with the problems please

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Mathematics, 21.06.2019 17:30, meganenaranjo

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)

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Mathematics, 21.06.2019 18:00, brooke0713

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

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Mathematics, 21.06.2019 18:30, waldruphope3956

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

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Mathematics, 21.06.2019 21:30, guill41

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3

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