Posted by **Gracie** on Tuesday, September 18, 2012 at 7:21pm.

The Restaurant's two neon signs are turned on at the same time. Both signs blink as they are turned on. One sign blinks every 9 seconds. The other sign blinks every 15 seconds. In how many seconds will they blink together again ?

- Math -
**Kyle**, Tuesday, September 18, 2012 at 7:29pm
In 45 seconds.

9,18,27,36.45

15,30,45

## Answer this Question

## Related Questions

math - The manager turns the restaurants two neon signs on at the same time both...

MATH 6 GRADE - The manager turns on the restaurant's two neon signs at the same ...

math - if one sign binks every 7 seconds and the other sign blinks every 9 ...

math - A blue light every 30seconds. A red light blinks every 40seconds. If both...

Math - The average eye blinks once every 5 seconds.Is that more than or less ...

math - 3 lights started at the same time..1st blinks at 5 seconds, 2nd at 6 ...

Math - A highway construction warning sign blinks on and off. In all, the sign ...

tech III math ( ACT Prep) - A neon sign flashes every 4 seconds, another neon ...

6th grade Math - I got a problem wrong and I don't know why. Here it is: A ...

Pre Algebra - If I blink 22 times in 10 seconds, how many times would I blink ...