Can we find solution to a problem without conducting systematic research?

You spent 1/3 of your birthday money on 6 video games. If each video gamecost the same amount, what fraction of your birthday money did each video game cost?

Y=-5/4x3 how do you solve that

40 tablespoons 1 teaspoon divided by 11

8 (x-y); use x=5, and y=2

The number of bricks on the bottom row was 21, and each row above it had 2 fewer bricks. If there were 11 rows in the stack of bricks, how many bricks were there altogether?

Will 4in. 3in. and 5in. form a triangle?

Solve the inequality. Show your work. Explain why you did or did not flip the inequality symbol. - 5x < 35

You perform 7 sit ups for every 2 pull ups as a part of an exercise routine. You perform 25 more sit-ups than pull ups. How many sit ups and how many pull ups do you perform I got 32 sit ups and 64 pull ups

The town of Springfield, USA has a population of 9900 people. The population is growing at a rate of 2.3% each year which expression gives the population 7 years from now

If 8 < a < 9, which of the following could be the value of a? A. 221 B. 309 C. 679 D. 801