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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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The Pythagoras Patisserie sells triangular cakes at 39p and square buns at 23p each. Helen spent exactly £5.12 on an assortment of these cakes and buns. How many cakes and how many buns did she buy, given that £1=100p
5 tháng 3 2017 lúc 11:16
There are 50 oranges in the bag, 1st person bought 1/5 of total oranges. 2nd person bought 5 oranges. 3rd person have bought 1/3 of rest oranges. Because of the sour oranges, the 1st person brought to the salesman. Then 4th person bought 1/5 rest oranges. Finally, how many oranges did the salesman have after sold to 4 people?
a party of 18 people went to a restaurant . Each of them choses a meal that cost $21 meal , but 4 of them forgot to bring their money . In order to settle the total bill , each of people who brought their money had to pay an extra $
điền drive , forget ,go , play,priess ,take,talk , turn off , write vào chỗ trống
1)Driver to collect the air tickets on your way to the post
2) To open the machine , ..........thí button
3) .........so fast you'll have an accident
4) ..............your name , age and address here please
a survey was conducted on 100 students in the beginning of the year. the findings are as follows: 56 students liked mathematics, 38 students liked english, 52 students liked science, 6 student liked both mathematics and english, 4 students liked both english and science, 12 students liked all the three subjects. how many students liked both mathematics and science, how many student liked only mathematics
How many 5-digit numbers contain all the digits 1, 2, 3, 4 and 5 and have the property that the difference between each pair of adjacent digits is at least 2?
A work is a building a wall of length 6 meters and hight 4 meters. There are 2 windowns on the wall. Both windowns are of the same size 1,5 meters hight and 1 meter wide. Each square meter of the wall needs 17 bricks. How many bricks are need in total?
đây là bài toán tiếng anh nhoa!!
các bn giải bằng tiếng việt giúp mk cũng đc(tiếng anh thì càng tốt)
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Given a triangle ABC having BAC = 1200, and AC= 2AB. The line passing through A perpendicular to AC intersects the perpendicular bisector of BC at O. Prove that the triangle OBC is an equilateral triangle
Giúp mk vs mk đang cần gấp