Solve simultaneous equation
2x + 4y = 1
3x-5y=7

The soup shack usually makes tomato soup with 99 tomatoes for every 1212 cups of soup. today, they made 88 cups of soup with 66 tomatoes. how does today's soup compare to the usual recipe?

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth