exam Maths Puzzle Numerical Ability

2. Jordan wants to buy a bicycle that costs $750. He plans to get a part-time job, earning $30 a week, to buy the bike. How many weeks will he need to work before he has enough money for the bike?

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In the figure below, the ideal batteries have emfs 1 = 12.3 V and 2 = 0.5091, and the res 7. One common use of positive and negative exponents is in writing numbers as scientific notation. For example 0.000052 can be written as 5.2  10-5. A) Use scientific notat