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The cost of a ticket increases by 10% to £19.25. What is the original cost?

The best way to approach this question is by solving it algebraically. By constructing an equation that links the original cost to the current cost (let original cost be X), this would give you X*(1+10%) ...

Answered by Robin L. Maths tutor
11534 Views

Prove by induction that 7^(8n+3) + 2 is divisible by 5, where n is a natural number.

We need to first consider the base case, n=0. (We consider the smallest possible value of n as the base case.)7^(80+3) + 2 = 343 + 2 = 345 = 69 * 5, so the statement is true for n=0.
Assume true ...

Answered by Mingke P. Maths tutor
5609 Views

How many ways is indirect statement expressed in Greek?

There are three different ways to express indirect statement:ὄτι and ὡς where the verb of the indirect statement is in the indicative but remains in the tense of the original speaker.The infinitive constr...

Answered by dominic E. Classical Greek tutor
1028 Views

Amber has an unfair coin. The probability of throwing a tail is p. Amber throws the coin twice and the probability of throwing a head and then a tail is 6/25. Heads are more likely than tails. Show that 25p^2-25p+6=0 and find the value of p.

Tree diagramP(Head then tail) = p(1-p)=6/25Solve above equationp=2/5 as heads are more likely than tails.

Answered by Muhammed S. Maths tutor
2389 Views

Foundation role-play

 Estás hablando con tu amigo colombiano/tu amiga colombiana. Yo soy tu amigo/tu amiga.1 Ask the candidate to give his/her opinion of school. ¿Cuál es tu opinión sobre el colegio? 2 Allow the candidate to ...

Answered by Ana V. Spanish tutor
1331 Views

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