The bar chart shows how many hours volunteers A to E worked in one week. How many more hours x did volunteer D work than volunteer E?
Pre-nursing math (entrance exam) worksheet with answers
1.Easy
x = h
2.Easy
Use the order of operations to find the value of x: x = (6 + 9) × 4 − 7.
x = (6 + 9) × 4 − 7
x =
3.Medium
Work out 2 1/3 − 1/10. Click the answer in lowest terms.
2 1/3 − 1/10
- 12 7/30
- 21/5
- 32 3/10
- 46/7
4.Medium
Work out 3 1/2 − 2 1/8. Click the answer in lowest terms.
3 1/2 − 2 1/8
- 11 1/4
- 21 3/8
- 35 5/8
- 41 1/2
5.Hard
During a spring day the outdoor temperature rose by 9 °C. By how many degrees Fahrenheit Δ did it rise?
Δ = 9 °C
Δ = °F
6.Hard
Your first 5 exam scores are 92, 74, 94, 94, 83. What score x do you need on the next exam for a mean of exactly 86 over all 6 exams?
92, 74, 94, 94, 83x̄ = 86
x =
Answer key
- 1. x = 25 h
- 2. x = 53
- 3. 2 7/30
- 4. 1 3/8
- 5. Δ = 16.2 °F
- 6. x = 79
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