Each child got 20 sweets and was offered to distribute them between the toys. The table shows the distribution. Which division is not fair?
b. Child 1 – Teddy bear, Child 2 – Doll, Child 3 – Robot, Child 4 - Puzzle
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Use a divisibility test to answer the question.Is 109 divisible by 4?
A. Yes B. No
The Leslie matrix for a population of birds is 
The population vector for year 1 is 
(a) Estimate the population vector for year 2. (b) Estimate the population vector for year 3.
Evaluate the function as indicated.Find f(x + h) when f(x) = 3x2 - 2x + 4.
A. 3x2 + 6xh + 3h2 - 2x - 2h + 4 B. 3x2 + 3h2 + 4x + 4h + 4 C. 3x2 + 3h2 - 2x - 2h + 4 D. 3x2 + 3xh + 3h2 - 2x - 2h + 4
Mark as true any statement that is always true. Mark as false any statement that is never true or that is not necessarily true. Be able to justify your answers.
1. All isometries take lines to lines, rays to rays and segments to segment. 2. If A'B' is the image of AB under a translation, then A'B ? AB 3. If ABC is translated toABC, then the area of ABC may be twice the area of ABC. 4. If point O is the center of a size transformation and A is the image of A, then OA/OA is called the scale factor of the size transformation.