There are 10 cars in today’s grand prix race in how many different ways can three cars win first second and third places

The number of ways it could be done is:

720

Step-by-step explanation:

It is given that:

There are 10 cars in today’s Grand Prix race.

We have to find the different number of ways these three cars  win first second and third places.

That is we have to choose the three cars and arrange them in ways as according to they obtain there ranks.

Hence, we will use the method of permutation since we have to choose three cars and also arrange them according to their order they finished the race and took first, second and third place.

Hence, the number of ways it could be done is:

Here we have n=10 and r=3.

Hence,

Hence, the number of ways it could be done is:

720

y=x+9

?

step-by-step explanation:

the most boring thing ever written

step-by-step explanation:

i am writing something. yes, i plan to make it the most boring thing ever written. i go to the store. a car is parked. many cars are parked or moving. some are blue. some are tan. they have windows. in the store, there are items for sale. these include such things as soap, detergent, magazines, and lettuce. you can enhance your life with these products. soap can be used for bathing, be it in a bathtub or in a shower. apply the soap to your body and rinse. detergent is used to wash clothes. place your dirty clothes into a washing machine and add some detergent as directed on the box. select the appropriate settings on your washing machine and you should be ready to begin. magazines are stapled reading material made with glossy paper, and they cover a wide variety of topics, ranging from news and politics to business and stock market information. some magazines are concerned with more recreational topics, like sports card collecting or different kinds of hairstyles. lettuce is a vegetable.