DATE & AGE PROBLEMS

According to the pattern, what is the number represented by the question mark?

• 260

• 280

• 270

• 260

Tags

CCSS.4.OA.C.5

According to the pattern, what is the number represented by the question mark?

• 69

• 79

• 70

• 89

According to the pattern shown below, how many ※ are there in the 10th group?

• 199

• 99

• 100

• 200

Tags

CCSS.4.OA.C.5

According to the pattern, how many triangles are there from 1st to 450th symbol counting from the right?

• 179

• 178

• 181

• 180

Tags

CCSS.4.OA.C.5

Every cell A will split into 2 cells B after 1 minute and every cell B will split into 2 cells A after 2 minutes. There are some cells A now. After 10 minutes, scientists observe 1792 cells. How many cells are there in the beginning?

• 14

• 15

• 16

• 13

Tags

CCSS.HSF.LE.A.4

Suppose that today is Thursday, 3th July. Which day of the week is 20th November in the same year?

• Thursday

• Tuesday

• Monday

• Saturday

Tags

CCSS.3.MD.A.1

7. Suppose that today is Sunday, 22nd September, determine the day of the week on 1st January in the same year. Given that the year is not a leap year.

• Tuesday

• Monday

• Thursday

• Saturday

Alex needs 10 minutes to mow a section of his lawn. After each section, he takes a 5-minute break to rest, and then he continues with the next section. How many minutes will it take him to mow 8 sections of his lawn?

• 115

• 116

• 117

• 81

Tags

CCSS.3.MD.A.1

Alex needs 10 minutes to mow a section of his lawn. After each section, he takes a 5-minute break to rest, and then he continues with the next section. How many minutes will it take him to mow 8 sections of his lawn?

• 64

• 65

• 70

• 74

Tags

CCSS.3.MD.A.1

There are 20 problems in a mathematics competition. The scores of each problem are allocated in the following ways: 5 marks will be given for a correct answer, 2 marks will be deducted for each incorrect or unanswered answer. How many questions does Amy answer correctly if her score is 79?

• 17

• 71

• 18

• 19

Tags

CCSS.7.EE.B.4A