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What is the difference between 'ser' and 'estar'?

Unlike English, there are two verbs that translate into Spanish as 'to be'. Getting this difference right is one of the hardest things for a learner of Spanish to learn. You would use ' ser ' for more perman...
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Answered by Tom R. • Spanish tutor
3410 Views

Find W where: 11-W/4 = 1+W

11-W/4 = 1+W 11-W = 4+4W (Multiply both sides by 4) 11 = 4+5W (Add W to both sides) 7 = 5W ( Subtract 4 from both sides) W = 7/5 (Divide both sides by 5 to get your final answer)
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Answered by Liam W. • Maths tutor
10951 Views

What is the difference between meiosis and mitosis?

Function: Mitosis is used in the replication of body cells. It occurs every day to replace cells that have died or have been damaged, for growth and also in asexual reproduction. Meiosis is used to produce g...
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Answered by Amy A. • Biology tutor
3712 Views

The formula for finding the circumference of a circle is Equation: C = 2(pi)r . What can we do if we know the circumference but want to know the radius?

Rearange the equation to make r the subject of the formula. So we divide both sides by 2(pi)
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Answered by Amy M. • Maths tutor
7275 Views

A circular ice rink has a diameter of 60 meters. Calculate the area of the ice rink in terms of π in meters

Area of a cirlce = π x r^2 The radius (r) = the diameter / 2 So, r = 60/2 = 30 Therefore, the area of the ice rink = π x 30^2 = 900π
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Answered by Sophie K. • Maths tutor
6166 Views