MATH GCSE (MATHGCSE)

1.1 Solving real-life problems HOMEWORK 1A 1 25 × 12 = 300. 300 + 60 (20%) = 360. He buys 384 tiles, so he has enough. 2 No. £30 ÷ 85p = 35.29, so she can buy 35 packets of balloons, which is only 875. 3 Yes, the shop covers its costs, as 10% is £11, so £110 + £11 = £121 per TV. Rental is £3.50 × 40 weeks = £140 (£140 − £110 = £30 profit per TV). 4 27 5 £728 6 No. 860 ÷ 15 = 57.333... weeks, which is more than one year. Or: £860 ÷ 52 = £16.54 per week to ...

C H A P T E R 16 IV Flow Rate CalculatioN Objectives The learner will: 1. identify the calibrations in gtt/mL on IV administration sets 2. calculate flow rates using ratio and proportion 3. calculate flow rate using the rate formula method 4. calculate flow rates by the division factor method 5. recalculate flow rates to correct off-schedule infusions There are a number of ways to calculate IV flow rates, and this chapter presents three: ratio and proportion, a formul...

C H A P T E R 16 IV Flow Rate CalculatioN Objectives The learner will: 1. identify the calibrations in gtt/mL on IV administration sets 2. calculate flow rates using ratio and proportion 3. calculate flow rate using the rate formula method 4. calculate flow rates by the division factor method 5. recalculate flow rates to correct off-schedule infusions There are a number of ways to calculate IV flow rates, and this chapter presents three: ratio and proportion, a formul...

C H A P T E R 16 IV Flow Rate CalculatioN Objectives The learner will: 1. identify the calibrations in gtt/mL on IV administration sets 2. calculate flow rates using ratio and proportion 3. calculate flow rate using the rate formula method 4. calculate flow rates by the division factor method 5. recalculate flow rates to correct off-schedule infusions There are a number of ways to calculate IV flow rates, and this chapter presents three: ratio and proportion, a formul...