Numeracy Foundation November 2019 Unit 2 Q1
1. Mrs Jones is a mathematics teacher.
She orders some equipment for her department.
She sees the following items in a catalogue from a stationery company.
| PROTRACTORS BOX OF 50 £3.45 | RULERS BOX OF 50 £4.99 |
| PAIR OF COMPASSES BOX OF 25 £24.59 | SCIENTIFIC CALCULATOR £12.99 EACH |
(a) Mrs Jones buys the items listed below.
Complete the following table to show her bill for these items. [4]
Complete the following table to show her bill for these items. [4]
| Item | Cost |
|---|---|
| 1 box of protractors | £3.45 |
| 4 boxes of rulers | £ |
| 3 boxes of compasses | £ |
| 30 scientific calculators | £ |
Total | £ |
(b) The company offers Mrs Jones a discount of 25% off the total cost of these items.
How much discount does she receive? [2]
How much discount does she receive? [2]
(c) After paying for the items, Mrs Jones has £164 left to spend on equipment for the department.
She wants to spend the remaining money on buying as many scientific calculators as possible.
There will be no discount on this order.
How many extra calculators can Mrs Jones buy? [2]
She wants to spend the remaining money on buying as many scientific calculators as possible.
There will be no discount on this order.
How many extra calculators can Mrs Jones buy? [2]
Mrs Jones can buy …………………… extra calculators.
| Scheme | Marks | Comments |
|---|---|---|
| (£3.45) (£)19.96 (£)73.77 (£)389.7(0) (£) 486.88 | B1 B1 B1 B1 | B0 for (£)389.07 FT provided 3 derived values added to (£)3.45 B0 for omission of (£)3.45 from ‘their (£)486.88’ e.g. B0 for (£)483.43 if all other values correct. |
| Scheme | Marks | Comments |
|---|---|---|
| 0·25 × (£)486.88 or equivalent | M1 | FT 0·25 × ‘their (£)486.88’ |
| (£)121.72 | A1 | CAO (must be correct answer for 0·25 × ‘their (£)486.88’, answer may be rounded or truncated) ISW If M0, award SC1 for answer of £365.16 (0·75 × (£)486.88) |
| Scheme | Marks | Comments |
|---|---|---|
| 12 (calculators) | B2 | B1 for 13 (calculators) or sight of 12.6(2…) OR sight of (£)164 ÷ (£)12.99 or equivalent Allow sight of 12 × (£)12.99 = (£)155.88 OR 13 × (£)12.99 = (£)168.87 for B1 If B0, then award SC1 for an answer of 42 calculators (30 + 12) |