7. A three dimensional figures made up of plane figures whose sides are joined together to form a close figure is called
A Polygons
B. Spatial figures
C. plane figures
D. prim
8. Mrs. Asiong increased her son's allowance who is studying in a university. She
gave him 3,000.00 on the first month, 3,300.00 on the second month, 3600.00 on
the third month and so on. How much will her son receive on the 7th month?
A P4,800
B. P4,900
C. P5,000
D. P5,200
9. What is the next number of this sequence 40, 36,32,28,
?
A. 24
B. 25
C. 26
D. 27
10. A mathematical phrase that uses variables, numerals, and operation symbols is
called
A numerical expression
C. variable
B. constant
D. algebraic expression
11. A mathematical sentence with an equal sign is called
A. numerical expression
C. algebraic expression
B. variable
D. equation
12.Any letter or symbol that represents a number is called
A. Constant B. Variable C. Equation D. Expression​