A beetle starts at correr A of a aquare ABCD. Each minute, the beetle moves along axactly one side of the squaer from one correr of the square to another correr. For exmple, in the first two minutes, the beetle could have one of 4 walks: ABA, ADA, ABC, ADC. How many walks can the beetle have from correr A to correr C in 10 minutes?
The area of the dining room at thomas jefferson's home in monticello is about 342 square feet. If the approximate length of the one side is a 2-digit prime number, what are the approximate dimensions of the room?
The worker uses 12 cubic blocks to build a 2-step flight of stair as the figure below. To
prevent it from getting damaged, he covers all the surfaces of the stair with square
hard tiles of side length 15cm, except for the bottom. Find the total area of the hard
tiles needed for this stair in m2
fill in each numbered balank with one suitable word
mary is a new english friend of ....... . She is very . to tell me about her new ...... Her lesson begin at nine each morning and .. until half past ten . the n she has a ...... for a quater of an hour . during this time she usualy talks to her friend about many thing such ....... the last class or last night 's movie , .... she has five .......... in the morning and three in the afternoon . marys favorite .... english . the firt tern lasts four month from september to december . mary tries her ............. to become a good student in the class .
fill in each numbered balank with one suitable word
mary is a new english friend of ....... . She is very . to tell me about her new ...... Her lesson begin at nine each morning and .. until half past ten . the n she has a ...... for a quater of an hour . during this time she usualy talks to her friend about many thing such ....... the last class or last night 's movie , .... she has five .......... in the morning and three in the afternoon . marys favorite .... english . the firt tern lasts four month from september to december . mary tries her ............. to become a good student in the class .
A rectangular tank with a square base of side 5 metres contains water to adepth of 4 metres. A solid cube of edge 3 metres is placed at the bottom of a tank. The level of water in the tank, in metres, rises to .....................(Input the answer as a decimal in its simplest form)
(IMAS) The houses of Mary and Jerry are connected by a trail. One day, they started from their house at the same time and walked towards the other's house. The speed of Mary is 1.5 times that of Jerry and they met 12 minutes later. On the next day, Mary left his house and walked to Jerry's house at the same speed. How long would it take Mary to reach Jerry's house?
A rectangular tank with a square base of side 5 metres contains water to adepth of 4 metres. A solid cube of edge 3 metres is placed at the bottom of the tank.The level of water in the tank, in metres, rises to (Input the answer as a decimal in its simplest form)(DỊCH+CÁCH LÀM)
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Ex 1:A one-way bus ticket cost 25 dollars. A two- way bus ticket cost 35 dollars. A cashier collected 560 dollars altogether from the sale of 20 tickets. How many one- way bus tickets were sold?
Ex2: the sum of a,b and c is 14. If 9a+8b+6c=101, what is the value of 2a+b=c?
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adam bought a number of ping-pong balls in a store in Texas, where a 5% sales tax is added to every purchase. If he didn't have to pay tax, he could have bought more 3 balls for the sam amount of money. How many balls did he buy
