Mathematics for Medical Laboratory

Review Worksheet 3.2

1. 37°C =

A 124.2°FB 52.6°FC 98.6°FD 310°F

2. (–4) x (–3) =

A –1.33B +1.33 C -12 D +12

3. 2.75 x 10-3 – 4.87 x 10-5

A 2.3x10-3B 2.7x10-3C 2.3x10-5D 2.7x10-5

4. 4x + 2 = 5(9 + 5)

A 13B 15C 17D 19

5. At the temperature of absolute zero:

A water begins to freezeB electrical conductivity ceases

C gases will crystallizeD winter uniforms are worn

6. 105°F =

A 38°CB 41°CC 43°CD 45°C

7. 22°C = °F

A 44B 46C 68D 72

8. 1.23 x 106 + 2.34 x 105

A 3.57 x 105 B 3.57 x 106C 1.46 x 106D 1.46 x 105

9. What decimal is equivalent to 3/5?

A 0.2B 0.35C 0.6D 2.5

10. (–68) x (–34) =

A +2312B -2312C +2132D -2132

11. 53 x 44 =

A 97B 3.2 x104C 3.2 x103D 3.2 x105

12. x/2 = 8/10

A 1.6B 5C 40D 208

13. (-165) ÷ (+14) =

A -11.79B 12.48C –12.48 D 14.62

14. Convert 52°C to °F

A 61B 122C 124D 126

15. Convert 100 oz to gms:

A 28.35B 283.5C 2835D 28351

16. 6(2x)=90

A 7.5B 15C 62D 96

17. √350

A 16.7B 18.7C 20.7D 22.7

18. (11,422) – (-1438) =

A 9849B 9984C 12860D 14380

19. 30/5 = x/2

A 6B 12C 24D 75

20. Convert 250 nm to cm

A 2.5 x 10-5cmB 2.5 x 10-4cm

C 2.5 x 10-3cmD 2.5 x 10-2cm

21. 452 + 328

A 680B 740C 780D 870

22. x/7 = 3/8

A 1.5B –3.8C 2.6D 18.7

23. 1 yard =

A 88.5cm B 89.9cmC 91.4cmD 98.6cm

24 Calculate and simplify 2/5 ÷ 3/6 =

A 3/15B 6/30C 4/5D 2/7

25. What is the cube root of 42.875?

A 2.5B 3.5C 4D 7

2.54cm = 1in12in = 1ft3ft = 1yd

1.06qt = 1l1 oz = 28.35 g

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