Select the correct answer. David and Gino each have coins with the same total value. David has a mixture of nickels and dimes, and he has 8 more nickels than he has

dimes. Gino only has nickels, and he has 20 more nickels than David.

What is the value of David's coins?

OA

$1.90

OB.

$1.50

Ос.

$1.45

OD

$0.55

Trigonometry help asap

Ben wants to play a carnival game that costs $2. in his pocket he has 5 red tickets worth 35 cents each, and 15 blue tickets worth 10 cents each. which of the following systems of inequalities correctly represents the constraints on the variables in this problem? let represent the red tickets and b represent the blue tickets.

Which expression is rational? 6. , square root two, square root 14, square root 49