A secret lair has a code to only allow members to enter. The person wanting to enter says a random number, then is told a number in response. In order to enter they must say the correct third number. Here are sequences that allowed entrance.
Five because s-e-v-e-n has 5 letters. The first number can be anything, the second number is the number of letters in the first number, and the third number is the number of letters in the second number.
One letter can be used to replace the first letter of each word pair below to create two new English words. The new letters can then be combined to spell a word. What is that word?
MAIL ____ PINK
CART ____ SAID
GRID ____ RIMLESS
LINK ____ BOUND
ROWED ____ RIPPLE