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Sam takes out a £720 loan. Sam will have to pay back the £720 plus an interest rate of 15%. He will have to pay this back in 12 equal monthly instalments. How much must Sam pay monthly?

First, you must find out the total amount to pay back, this amount will be £720 + 15% of £720. To find 15% of £720, we first calculate 720/100 to find 1% and the multiply by 15: 720/100 = 7.2 *15 = 108. Now ...
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Answered by Samuel N. • Maths tutor
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Finding modulus and argument of complex number (x+iy)

Draw argand diagram Modulus=|z|= length of the line So |z|=(x 2 +y 2 ) 0.5 Argument=Angle between real (x axis) and line so arg(z)=arctan(y/x)
EF
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Explain the rising importance of PACs and Super-PACs

The “PAC” acronym stands for “Political Action Committee”, with PACs being significant aspects of the campaign finance aspects of the political system within the US. Regular PACs are subject to spending limi...
WH
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Explain why the verb ‘mettre’ in its past tense form as it appears in the following sentence “Il a décroché la casserole et l’a mise sur la table” has a feminine ending or terminaison (despite the auxiliary’s verb ‘avoir’’s neutrality)?

Generally the past participle doesn’t agree with any noun when the auxiliary verb ‘avoir’ is used. For example: ‘Elles ont acheté des bottes’ despite the subject ‘elles’ and the direct object ‘bottes’ being ...
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Answered by Clemency H. • French tutor
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Describe the forces acting on an object on earth falling through the air, and how they change from when the object is first released into the air leading to terminal velocity.

The two forces acting on the object are weight due to gravity pulling the object towards earth, and drag resisting this motion. When the object is first released, drag is small as velocity is low, so the res...
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Answered by Julia E. • Physics tutor
33923 Views