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A 100kg weight is placed 0.75 meters from a see-saw on the right hand side. Dan is 75kg. How far away does he have to sit from the pivot on the left hand side to have it balance?

A see-saw represents a pivot, for the see-saw to balance the moment on the left hand side has to equal the moment on the right hand side. Moment = Force * distance Therefore the moment of the right hand side...
AC
Answered by Alex C. • Physics tutor
3005 Views

What impact did two leaders have on the Cold War?

In order to effectively answer this question, I would begin by stating which Cold War leaders my essay will focus on, perhaps Ronald Reagan and Mikhail Gorbachev. I would choose two Cold War leaders who were...
AE
Answered by Amy E. • History tutor
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Traduce la siguiente frase: 'No tendrás éxito en la vida si no trabajas duro.'

This phrase means 'You will not be successful in life if you don't work hard.' The phrase 'tener éxito' can be confusing, because 'éxito' in Spanish means 'success' as opposed to 'exit'. 'Tener éxito' means ...
AP
Answered by Adam P. • Spanish tutor
3498 Views

Construct 3 phrases using the subjunctive (present and imperfect).

Me gustaría mucho si tuvieras más clases conmigo.Quiero que mis amigos vengan a la playa este fin de semana.Habría más árboles en el planeta si hubiera menos deforestación.
AP
Answered by Adam P. • Spanish tutor
2241 Views

Frank, Mary and Seth shared some sweets in the ratio 4:5:7. Seth got 18 more sweets than Frank. How many sweets were shared in total?

If you add 4+5+7 = 16, you can consider that Frank gets 4/16 of the sweets, Mary gets 5/16 and Seth gets 7/16. This because for every 4 sweets Frank gets, Mary gets 5 and Seth gets 7. If there are ‘x’ sweets...
AP
Answered by Adam P. • Maths tutor
9702 Views