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Empieza por las lecciones Numerical Reasoning Course: Lessons: unos 180 minutos de lectura. Todas las preguntas del test se tratan en las lecciones.
Pregunta 1 de 18
The table shows monthly sales by region. Which region had the highest sales in March? Region Jan Feb Mar Apr North $42,500 $39,800 $45,200 $47,900 South $38,200 $41,600 $44,900 $43,100 East $51,300 $48,700 $46,500 $52,800 West $29,400 $31,200 $33,600 $35,800
Ver respuesta Respuesta: B. East
Read down the Mar column: East $46,500, North $45,200, South $44,900, West $33,600. East is highest.
Pregunta 2 de 18
The table shows monthly sales by region. What were total North sales from January to April? Region Jan Feb Mar Apr North $42,500 $39,800 $45,200 $47,900 South $38,200 $41,600 $44,900 $43,100 East $51,300 $48,700 $46,500 $52,800 West $29,400 $31,200 $33,600 $35,800
Ver respuesta Respuesta: D. $175,400
Add the North row: 42,500 + 39,800 + 45,200 + 47,900 = $175,400.
Pregunta 3 de 18
The table shows monthly sales by region. In January, what was the difference between the highest and lowest regional sales? Region Jan Feb Mar Apr North $42,500 $39,800 $45,200 $47,900 South $38,200 $41,600 $44,900 $43,100 East $51,300 $48,700 $46,500 $52,800 West $29,400 $31,200 $33,600 $35,800
Ver respuesta Respuesta: C. $21,900
Highest in January = East $51,300; lowest = West $29,400. Difference = $21,900.
Pregunta 4 de 18
The table shows monthly sales by region. What was the mean (average) monthly sales figure for the West region? Region Jan Feb Mar Apr North $42,500 $39,800 $45,200 $47,900 South $38,200 $41,600 $44,900 $43,100 East $51,300 $48,700 $46,500 $52,800 West $29,400 $31,200 $33,600 $35,800
Ver respuesta Respuesta: A. $32,500
Add the four months and divide by 4: $130,000 ÷ 4 = $32,500.
Pregunta 5 de 18
The table shows monthly sales by region. Which region's sales went up every month from January to April? Region Jan Feb Mar Apr North $42,500 $39,800 $45,200 $47,900 South $38,200 $41,600 $44,900 $43,100 East $51,300 $48,700 $46,500 $52,800 West $29,400 $31,200 $33,600 $35,800
Ver respuesta Respuesta: A. West
West rose each month (29,400 → 31,200 → 33,600 → 35,800). North and East fell in February, and South fell in April.
Pregunta 6 de 18
The table shows monthly sales by region. In which month were the combined sales of all four regions highest? Region Jan Feb Mar Apr North $42,500 $39,800 $45,200 $47,900 South $38,200 $41,600 $44,900 $43,100 East $51,300 $48,700 $46,500 $52,800 West $29,400 $31,200 $33,600 $35,800
Ver respuesta Respuesta: B. April
Add each month's column: Jan $161,400, Feb $161,300, Mar $170,200, Apr $179,600. April has the highest total.
Pregunta 7 de 18
The table shows monthly sales by region. What was the percentage change in East sales from January to April, to one decimal place? Region Jan Feb Mar Apr North $42,500 $39,800 $45,200 $47,900 South $38,200 $41,600 $44,900 $43,100 East $51,300 $48,700 $46,500 $52,800 West $29,400 $31,200 $33,600 $35,800
Ver respuesta Respuesta: B. 2.9%
Change = 52,800 − 51,300 = 1,500. 1,500 ÷ 51,300 × 100 = 2.9%.
Pregunta 8 de 18
The table shows answers to a staff survey statement: "I have the tools I need." What percentage agreed or strongly agreed? Answer Number of staff Strongly agree 72 Agree 136 Neutral 56 Disagree 40 Strongly disagree 16
Ver respuesta Respuesta: D. 65%
Total answers = 320. Agreed or strongly agreed = 72 + 136 = 208. 208 ÷ 320 × 100 = 65%.
Pregunta 9 de 18
The table shows answers to a staff survey statement: "I have the tools I need." What percentage of staff gave a Neutral answer? Answer Number of staff Strongly agree 72 Agree 136 Neutral 56 Disagree 40 Strongly disagree 16
Ver respuesta Respuesta: C. 17.5%
56 ÷ 320 × 100 = 17.5%.
Pregunta 10 de 18
The table shows answers to a staff survey statement: "I have the tools I need." What is the ratio of staff who agreed (agree + strongly agree) to staff who disagreed (disagree + strongly disagree), in simplest form? Answer Number of staff Strongly agree 72 Agree 136 Neutral 56 Disagree 40 Strongly disagree 16
Ver respuesta Respuesta: D. 26:7
Agreed = 208; disagreed = 56. Divide both by 8: 208:56 = 26:7. 17:5 is 136:40 simplified, which leaves out the "strongly" groups.
Pregunta 11 de 18
A line chart shows website visits per week. Its data are in the table. In which week was the increase from the week before the largest? Week Visits Week 1 1,240 Week 2 1,310 Week 3 1,580 Week 4 1,520 Week 5 1,890 Week 6 1,960
Ver respuesta Respuesta: A. Week 5
Changes from the week before: Week 2 +70, Week 3 +270, Week 4 −60, Week 5 +370, Week 6 +70. Week 5 rose most (+370). Week 6 has the most visits but only rose by 70.
Pregunta 12 de 18
A pie chart shows how a $240,000 yearly budget is split. Its data are in the table. How much is spent on training? Budget item Share of budget Salaries 62% Rent 15% Equipment 9% Training 6% Other 8%
Ver respuesta Respuesta: A. $14,400
6% of $240,000 = 0.06 × 240,000 = $14,400.
Pregunta 13 de 18
A pie chart shows how a $240,000 yearly budget is split. Its data are in the table. How much more is spent on salaries than on rent? Budget item Share of budget Salaries 62% Rent 15% Equipment 9% Training 6% Other 8%
Ver respuesta Respuesta: B. $112,800
Salaries − rent = 62% − 15% = 47% of the budget. 0.47 × 240,000 = $112,800.
Pregunta 14 de 18
Which type of chart is best for showing how monthly sales changed over a year? Ver respuesta Respuesta: A. Line chart
Line charts are used for time series, such as sales month by month.
Pregunta 15 de 18
Which type of chart is best for showing how one total budget is divided into parts? Ver respuesta Respuesta: B. Pie chart
A pie chart shows the parts (components) that make up a whole.
Pregunta 16 de 18
Seven staff worked these overtime hours last month: 4, 7, 12, 3, 9, 30, 6. What is the median? Ver respuesta Respuesta: D. 7 hours
Put the values in order: 3, 4, 6, 7, 9, 12, 30. The middle (4th) value is 7. The mean would be 10.1.
Pregunta 17 de 18
Seven staff worked these overtime hours last month: 4, 7, 12, 3, 9, 30, 6. Why might a manager report the median instead of the mean? Ver respuesta Respuesta: C. One very high value (30) pulls the mean up
The median is less affected by extreme values. Here the single 30-hour value raises the mean to 10.1, while the median stays at 7.
Pregunta 18 de 18
The table shows how many shifts staff worked last week. What was the mean number of shifts per staff member? Shifts worked Number of staff 3 4 4 10 5 6
Ver respuesta Respuesta: C. 4.1
Weight each value by how many staff: 3×4 + 4×10 + 5×6 = 82 shifts. Staff = 20. Mean = 82 ÷ 20 = 4.1.
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