Algebra Answers

Solve the simultaneous equations

3*(y^1/3)=2*(x^1/2)....(1)

3y-2x=6...(2)

) A can of coke costs 64p. A six pack of coke costs £3.20. Find the cheapest way of buying at least 28 cans.

Jill buys some seeds. There are 50 seeds and 80% blossom into flowers. She can sell each flower for 80p.
The seeds costs her £6.70 Find how much profit she would make if she sold all of the flowers.

) A train leaves Station A every 20 minutes starting at 9am. It takes 1 hr 27 minutes for the train to get from
Station A to Station B. Fred needs to be at Station B for 14:15. What is the latest train he can get from Station A
to be there on time?

To make one cake Fred needs each of the following:
25g of sugar, 30g of flour and 10ml of milk.
He has 250g of sugar, 240g of flour and 75ml of milk. Find the maximum number of cakes he can make from
the ingredients he has.

John can buy a cup cake for 80p of 5 for £3.10. Find the cheapest way of buying 24 cupcakes.

Add the (a) 3rd square number to (b) the 5th prime number to (c) the second smallest cube number.

Find the value of D given the following facts
A = 2B + 1 C = 4 B = 3 + C D = A - C

John works for a digging company. He gets £21.50 (after tax) if he completes a days work. He only gets
paid if he completes a days work. His pay packet (after tax) is £424.50. Show that there is an error in his wages.

Pete and Sue have some lemonade. Pete gives 250ml to Sue which leaves her with double what she started.
Sue drinks 1/10 of her lemonade. How much more lemonade would she need now to make a litre?