Elementary Educators I PGXC
Attempt #1
Status: Not Passed
1.
A baker lives 11 blocks away from the store. The baker walks to the store and back, taking a two-
block detour each way.
How many blocks did the baker walk in total?
Your Correct
Answer Answer
22
24
26
28
2.
What is the sum of the whole numbers from 1 to 50?
Your Correct
Answer Answer
1275
1276
1277
1278
3.
A student wants to conduct an experiment to see how quickly information can travel. On Day 1
of the experiment, the student tells three friends a personal fact. On Day 2, those three friends
share the fact with three new people each.
Assuming this pattern continues, how many people will hear the fact on Day 7 of the
experiment?
Your Correct
Answer Answer
21
218
2,187
, Your Correct
Answer Answer
21,870
4.
For every room a school adds, it can accommodate 25 additional students.
If the school starts with 100 students and adds 12 rooms, how many students can the school
accommodate?
Your Correct
Answer Answer
300
350
400
450
5.
A glass drops 10 grains of sand per second.
If there are no more grains of sand after 5 minutes, how many grains of sand were in the glass
originally?
Your Correct
Answer Answer
2,000
3,000
5,000
6,000
6.
The set A is equivalent to the set B, and B = { 1, 2, 3, . . . , 15 }.
What is n(A) or cardinality of set A?
Your Correct
Answer Answer
0
4
14
15
30
7.