On February 27th, the public *** daily practice: quantitative relations (question book).
1. There are 5 boxes of animation cards, and the number of cards in each box is respectively. The cards are divided into 4 kinds according to the pattern: Mickey Mouse, Hulu Baby, Pleasant Goat and Big Big Wolf, and each box contains a card with the same pattern. It is known that Mickey Mouse has only one box of cards, and the sum of the cards of the Pleasant Goat and Big Big Wolf patterns is 1 times more than that of the gourd baby pattern. According to this, it can be seen that the number of cards with the pattern of Mickey Mouse is:
a、7 b、9 c、14 d、17
2. A farmer has a total of 2,200 rabbits for two different purposes: meat rabbits and pet rabbits, and all rabbits are divided into black and white coat colors. There are 87 in the meat rabbits5% of the coat color is black, and 23% of pet rabbits have white coat color. From this, how many meat rabbits with white coat are there?
a、25b、50
c、100d、200
3. A and B each have a batch of goods of the same amount that needs to be exchanged by a certain transport team by truck. Assuming that each truck transports the same number of cargo boxes, the convoy departs from point A first, 10 trucks break down in the middle of the journey, and the remaining vehicles have to carry 2 more boxes per vehicle. After arriving at point B to unload, 15 trucks did not return. As a result, each truck involved in the return trip had to carry 6 more boxes than when they departed. Based on this, how many boxes of goods are there in the two places?
a、2000 b、1800 c、3600 d、4000
4. In a marathon, athletes from a certain country won the top four, and the numbers they wore were very interesting: one person's number was added to 4, the other person was subtracted by 4, the third person was multiplied by 4, and the fourth person was divided by 8, and the number obtained was the same. And among these four numbers, there is 1 three-digit number, 2 two-digit numbers, and 1 single-digit number. One of the athletes also achieved the same number as his own in the competition. From this, it can be seen that the three-digit number is:
a、120 b、128 c、256 d、512
5. A children's drama sells tickets in the form of **, and its ticket prices are as follows:
If the two schools purchase tickets separately according to the total number of students in each school, the tickets for the two schools will cost a total of 6,120 yuan; If two schools buy tickets with their respective students, the ticket fee is 5,040 RMB. Based on this, how many people are different between the two primary schools?
a、18 b、19 c、20 d、21
On February 27th, the public *** daily practice: quantity relationship (analysis).