Chickens and rabbits are in the same cage. There are 15 more chickens than rabbits. Chickens and rabbits have 132 feet. How many chickens and rabbits are there?
According to the question stem analysis, rabbits are: (132-15 × 2) / (2 + 4), = 102 / 6, = 17, then chickens are 17 + 15 = 32, a: chickens are 32, rabbits are 17
RELATED INFORMATIONS
- 1. Jiajia's desk drawer is 45cm long, 35cm wide and 14cm high. How many square decimeters of wood do you need to make such a drawer?
- 2. A. B, C three people in table tennis, two people in the game, one person watching, each game after the winner to continue to play, the loser for another person on the stage, has been going on like this, the result a won 11 games, B won 9 games, C won 3 games, then c played a total______ Field
- 3. A freight car and a passenger car leave from a and B at the same time and meet each other in four hours. It takes eight hours for the freight car to complete the whole journey, and how many hours for the passenger car to complete the whole journey?
- 4. In the first day of junior high school, a and B ride bicycles from AB to ab. a starts 15 minutes earlier than B. the speed of a and B is faster than B The ratio is 2: when meeting, a walked 6000 meters less than B. It is known that B walked for 1 hour and 30 minutes to find the speed of a and B and the distance between the two places
- 5. There are three cars of a, B and C each driving from a to B at a certain speed. B starts ten minutes later than C, and then overtakes C forty minutes later. A starts twenty minutes later than B, and then overtakes C one hour and forty minutes later. Q: how many minutes does it take for a to catch up with B?
- 6. A and B cars leave from a and B at the same time. A travels 75 kilometers per hour, B travels 65 kilometers per hour. After the first meeting, B and B continue to move forward. When they arrive at B and a respectively, they immediately return to the original road. The two cars travel for 6 hours from the departure to the second meeting______ Kilometers
- 7. Two cars a and B leave 324km apart at the same time and meet on the way six hours later. The speed of a is 80% of that of B
- 8. A car at 45 kilometers per hour from a to B, 3 hours a journey of 57, how many kilometers does the car have to travel to reach B?
- 9. A and B cars are going from AB to ab at different speeds. They meet on the way. The meeting place is 70km away from B Online, etc The two cars of a and B travel from AB to ab at different speeds. They meet on the way. The meeting place is 70km away from B. after meeting, the two cars continue to advance at the same speed, return immediately after reaching the destination, and meet again on the way. At this time, the meeting place is 50km away from A. It is known that the time from the first meeting to the second meeting is 4 hours. How about the speed of the two cars?
- 10. There are two piles of coal. There are 20 tons of coal in pile a and 17.5 tons of coal in pile B. 2 tons of coal in pile a and 1.5 tons of coal in pile B are used every day. How many days The remaining equality equation solution of the last two piles of coal
- 11. How many meters is 15 yards
- 12. A number is not only a multiple of eight, but also a factor of eight. What is the number?
- 13. Given that the diagonal of parallelogram ABCD is AC = 21, be is perpendicular to AC and E, be = 5, ad = 7, find the distance between AD and BC
- 14. It is known that in ▱ ABCD, M is the midpoint of edge ad, and BM = cm
- 15. In the parallelogram ABCD, e is the midpoint of AD, connecting be and CE. If BC = 2Ab, find the degree of ∠ bec
- 16. Known: parallelogram ABCD, diagonal AC.BD The intersection point O, AEC and bed are all equal to 90 degrees Point E is on ad. a, B, C and D are all connected with E E is on the top of AD, sorry
- 17. It is known that E and F are the midpoint of ladder ABCD, ad and BC respectively. It is proved by vector that EF is parallel to ab
- 18. In quadrilateral ABCD, AB is parallel to CD ∠ DAB = ∠ DCB, ab = 4, BD = 5 ABC:S Quadrilateral ABCD=
- 19. In quadrilateral ABCD, connect AC and BD, angle DAB = angle DCB = 45 °. BD vertical CD. Triangle ABC area 4.5, calculate ab
- 20. In the quadrilateral ABCD, ∠ ADB = ∠ ABC = 105 ° and ∠ DAB = ∠ DCB = 45 ° prove: CD = ab