Sam blinks every 12 seconds. martha blinks every 8 seconds. they blink together at midnight. how many seconds will pass before they blink together again

Pelle's sister is three years older than pelle the father is 5 times as old as pelle the mother was 28 when the sister was born altogether they are 98 years old how old is pelle?

Abox of chocolates costs $7. which equation relates the number of boxes sold (x) and total cost of the boxes sold (y)?

When i'm with my factor 5, my prodect is 20 .when i'm with my addend 6' my sum is 10.what number am i