FREE IBEW Aptitude Numerical Reasoning Question and Answers
How much money did Moen make on average each month from January to June?
Explanation:
Get Moen's revenue from January through June in step 1: £30,000 + £25,000
Step 2: Multiply by six months:
£55,000 over six months
= £9,167
How many flights were cancelled at Gatwick Airport in November as a ratio of all the flights canceled at all three airports in that month?
Explanation:
First, the percentage of canceled flights at Gatwick Airport to all other airports is requested. Write the following down in ratio format to begin:
20 : (30 + 20 + 15)
20 : 65
Step 2: Calculate the ratio by dividing 65 by 20:
65 ÷ 20 = 3.25
1 : 3.25
What was the actual revenue generated by Binders during the three-month period from October to December, assuming the report overestimated revenues by 15%?
Explanation:
Step 1: Obtain the following amount from the sale of binders during the quarter ending in December: £35,000.
Step 2: This revenue estimate is 15% inflated. Therefore, it is 115%. 100% are required in the question. Simply multiply by 100 and divide by 115:
£35,000 ÷ 115 x 100 = £30,435
Tip: To determine the original non-overstated amount, add the "X" percent overstatement to 100%, then divide by 100%.
How many of the cancelled flights in February originated from Gatwick Airport?
Explanation:
Gatwick's cancellations as a percentage of all cancellations at all 3 airports in February is as follows:
20 / (15+20+45) x 100
= 25%
How many more flights were cancelled at Stanstead between November and December and January and February, on average?
Explanation:
Step 1: Determine how many flights were canceled in November and December.
Dec + Nov + 10 = 25
Step 2: Determine how many flights were canceled in January and February.
Jan + Feb equals 35 + 45 + 80.
Step 3: Divide the Nov/Dec figure by the Jan/Feb figure after subtracting the Jan/Feb figure:
(80 - 25) ÷ 25 x 100 = 220%
What was the percentage change in Graff's revenue from the first to the fourth quarters?
Explanation:
Step 1: Determine Graff's first-quarter revenue, which is 15,000
Step 2: Obtain Graff's fourth-quarter revenue, which is $30,000
Step 3: Take the newest quarter out of the oldest:
30,000 - 15,000 = 15,000
Step 4: Subtract this from the 'oldest' figure, the first quarter figure.
15,000 / 15,000 x 100
= 100%
Explanation:
First, determine an 80% reduction in the number of flights canceled in January:
30 × (1-0.8) = 6
Second step: Subtract this amount from the March amount.
10 - 6 = 4