Arithmetic Sequence Word Problem

There are 125 passengers in the first carriage, 150 passengers in the second carriage and 175 passengers in the third carriage, and so on in an arithmetic sequence. What is the total number of passengers in the 7th carriage?

• 225

• 250

• 275

• 300

Inday earned 240 pesos in the first week, 350 in the second week and 460 in the third week, and so on in an arithmetic

sequence. How much did he earn in the 5th week?

• 570

• 680

• 790

• 900

The city theater has 30 seats in the first row of the center section. Each row behind the first row gains two additional seats. How many seats are in the 5th row in the center section?

• 38

• 40

• 42

• 44

Bricks are stacked in a pile with 24 bricks on the bottom row and 15 on the top row with each row having one more brick than the one above it. How many rows are there in all?

• 7

• 8

• 9

• 10

• 315

• 330

• 345

• 360

There are 130 students in grade one, 210 students in grade two and 290 students in grade three in Masipag Elementary School, and so on in an arithmetic sequence. What’s the total amount of students in grade 6?

• 370

• 450

• 530

• 610

In his piggy bank, Bingo dropped $1.00 on May 1, $1.75 on May 2, $2.50 on May 3 and so on until the last day of May. How much did he drop in his piggy bank on May 19?

• $13.50

• $13.75

• $14.50

• $15.25

Jerry deposited $20,000 on an investment that will give $1,750 for every year that his money stays in the account. How much money will he have in his account by the end of year 8?

• $32,250

• $34,000

• $30,500

• $35,750

There are 20 rows of seats on a concert hall: 25 seats are in the 1^st row, 27 seats on the 2^nd row, 29 seats on the 3^rd row, and so on. How many seats are in the last row?

• 950

• 67

• 65

• 63

A well is dug 800 meters deep. The 1^st meter costs $250 and the cost per meter increases by $50 for every subsequent meter. Find the cost of digging the 750^th meter.

• $37,700

• $37,750

• $36,650

• $13,300