Algebra Answers

1.in your own words, explain what problem - solving cognitive levels entails in relation to the skills to be demonstrated. Write down an example of an unseen, non routine problem. Illustrate how you would solve the problem.

2.chickens and sheep are kept in a pen. The total number of animals is 10. The total number of legs is 34.how many are chickens and how many are sheep?

3.at molebogeng station, a train arrives every 50 minutes. The first train stops at 7:00 a.m. How many trains have stopped at the station just before 11:00 p.m.?

4. The product of two prime numbers is 10 and their sum is 7.what are the two numbers?

Write the following statement as a rate:

A motorist travels at 80 km per hour.

If a certain number x

is multiplied by 6, it will be equal to four less than twice the same number. The correct equation for the above statement is...

The profit of a small scale company grows exponentially So that the initial amount has doubled In 3hours. How many times the initial amount of money will be present after 9 hours

P(m)=X^3+mx2-x+12 when P(m) is divided by (x-1) the remainder is r. When P(m) is divided by (x-4) the remainder is 8r. Determine the values of m and r

Boy F stays 5 km from school. For the first 4 km he takes a taxi, which drives at a speed of 60 km/hour. Thereafter, the boy walks at a constant pace of 50 m per minute. Show, in a sketch or a diagram, how long it takes him to get to the school

Boy E walks to school each day at a constant pace of 75 m per minute. The school is 1.8 km from his house. Show, in a sketch or a diagram, how long it takes him to get to the school. Compare the diagram to that of Boy F

Find all x ∈ R that solve this equation: 123 = x · (2x · (3x − 3) − 2) + 100 + 20 + 3

y = + x^{2 +} x^-1 and x is a positive number.

a Write y as a mixed number when

i x = 1 ii x = 2 iii x = 3