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Work out the number of green pens in the box. (rest of Q below)

There are only green pens and blue pens in a box. There are three more blue pens than green pens in the box. There are more than 12 pens in the box. Simon is going to take at random two pens from the box...

Answered by Elinor H. • Maths tutor

5299 Views

If a=4, b=-2.5, c=10, and d=-6, then calculate 1)abc 2) 4(a^2)-2d+b 3)((2d)^2)-4c+(a^2)

4 * (-2.5) * 10 = -1002)4(4²) - 2(-6) + (-2.5) = 73.53)(2(-6))²- 4(10) + (4)² = 120

Answered by Huw M. • Maths tutor

1380 Views

What is the main use of the accusative case?

The accusative case is mainly used for the direct object of verbs. For most of the nouns you will meet, the accusative of masculine and feminine singular will end in with -m and the plural will end in -s....

Answered by Lucy P. • Latin tutor

3977 Views

A fair die has six faces numbered 1, 1, 1, 2, 2, and 3. The die is rolled twice and the number showing on the uppermost face is recorded. Find the probability that the sum of the two numbers is at least three.

There are a couple of ways to approach this. A grid showing all the possibilities can be drawn up, which would help to illustrate the solution a little more explicitly. For now, let's talk through the log...

Answered by Anthony S. • Maths tutor

8135 Views

Calculate the mean value of 34,35,36,32,39.

Mean is the average value, to calculate it you have to add up all the values and divide it by the number of values.So in this case, adding up: 34 + 35 + 36 + 32 + 39 = 176Then, divide the sum by number of...

Answered by Haushala T. • Maths tutor

4496 Views