17. If two pencils cost Php42, how much will 7 pencils cost?
A Php 137 B. Php 147
C. Php 157
D. PhD 15
18. Denise ran 90 meters in 10 seconds, what distance did she run in 1 seconds
A 8 meters B. 9 meters
C. 10 meters
D. 11 meters
19. Eight men can repair a house's ceiling in 15 days. The owner of the house wants the
be done in 10 days. How many men should be hired?
A. 11
B. 12
C. 13
20. If 30 persons can consume a certain amouni of food in 5 days in how many days car
10 persons consume the same amount of 100d?
A 14
B. 15
C. 16​