Nina is selling three types of energy bars at a market stall. She bought 60 Enerbars at 40p per bar and 120 Grainbars at 50p per bar from her normal supplier. She was also given 60 Amazebars as a promotion from a new supplier. Nina sells the bars for £2.60 and manages to sell all the Enerbars and Grainbars but only some Amazebars. She makes a profit of £475. How many bars did she sell?

Step-by-step explanation:

The two stages of photosynthesis: Photosynthesis takes place in two stages: light-dependent reactions and the Calvin cycle (light-independent reactions). Light-dependent reactions, which take place in the thylakoid membrane, use light energy to make ATP and NADPH.

= 5

step-by-step explanation:

to find the 15th term substitute n = 15 into the nth term formula

= (- 3 × 15 ) + 50 = - 45 + 50 = 5

a

step-by-step explanation: