A. Victor is going out for a pasta dinner. He can choose spaghetti, fettuccine,

Question

A. Victor is going out for a pasta dinner. He can choose spaghetti, fettuccine, or shell pasta, and he can have garlic, pesto, or cream sauce. Each dinner comes with a choice of spinach or mushrooms. How many different combinations can Victor have for dinner?

B. What number has 8 ten thousands, 7 fewer thousands than ten thousands, 2 more hundreds than thousands, 5 more tens than thousands, and 6 more ones than hundreds?

C. The sum of two numbers is 34. The difference of the two numbers is 16. What are the two numbers?

Explanation / Answer

A) He can choose spaghetti, fettuccine, or shell pasta =3C1=3

   he can have garlic, pesto, or cream sauce =3C1=3

  Therfore answer =3c1*3c1=3*3=9

c)

Let the numbers x and y

x+y=34

x-y=16

add those two equations 2x=50, x=25

25+y=34

y=9

therfore two numbers are x=25, y=9

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