26.8k views
22 votes
B. Solve:

1. An item price at P3,600 has a 25% discount. Find the
discounted price.

2. John lives twice as far from school as Mona does. If
the total distance that John and Mona travel every
school day is 8.7 km, how far from school does John
live?

3. Find two consecutive integers whose sum is 143.
(hint: let x-the first integer, X+1-second integer)​

User Waldorf
by
4.4k points

2 Answers

5 votes
1.
3/4 x 3600= 2700
Answer: P2700
2.
8.7/3=4.9
4.9x2=5.8
Answer: John lives 5.8 km from school
3.
x+x+1=143
2x=142
X=71
Answer: 71,72
User Laura Maftei
by
4.2k points
7 votes

Answer:

1. 3600 x 25 ÷100 =900

there fore the discount price is p900

3. it means if you add to integers you get 143

so x +x+1=143

2x +1=143

2x+1-1=143_1

2x=142

2x/2 =142/2

x=71

x+1=71+1=72