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The MI-RB exam has 160 questions and runs 4 hours.
These 10 free MI-RB questions are organized by exam domain, so you can see how each part of the Michigan Residential Builder License Examination blueprint is tested. Reveal the answer and explanation under each question.
An LLC's first home-building contract names the company as the contractor. Its owner holds an active individual Michigan residential builder license and will serve as qualifying officer. The LLC is registered with the state, but a residential builder company license has not been issued. Which statement describes its authority to undertake the work?
Correct answer: B - The LLC must obtain a company license with an appropriately licensed qualifying officer.
"Go ahead; we'll settle up at the end," an owner texts after selecting a different countertop for a Michigan remodel. The signed fixed-price contract specifies the original countertop. The substitution adds $1,400 and delays completion by three days. Before ordering it, what should the builder obtain?
Correct answer: C - A change order signed by both parties covering scope, price, and time.
A builder's accrual-basis income statement shows a profit, yet the company cannot cover next week's payroll. Several completed jobs have been invoiced but remain unpaid. The owner proposes borrowing money and recording the proceeds as sales. Which explanation correctly separates the collection problem from the proposed accounting treatment?
Correct answer: A - Uncollected receivables can cause a cash shortage; borrowing creates debt, not sales.
Before releasing a $12,000 progress payment on a Michigan home project, a builder requests a lien waiver from the masonry subcontractor. The subcontractor is owed $18,000 for completed work, has additional work remaining, and has not received the payment. Which waiver fits this transaction while preserving rights for the unpaid balance?
Correct answer: A - Partial conditional waiver of lien.
A rectangular house measures 24 ft by 40 ft to the exterior walls. Its simple gable roof has a 6:12 pitch and a 1-ft horizontal overhang on all four sides. Use a slope factor of 1.118. Shingles are sold in bundles covering 33-1/3 sq ft each. Excluding starter strips and ridge caps, how many whole bundles are needed for both roof planes after adding 10% for cuts and waste?
Correct answer: D - 41 bundles.
An earthwork specification requires at least 95% relative compaction and 10% to 14% moisture at acceptance. The latest lift tests at 97% relative compaction but only 8% moisture. Its approved granular material and lift thickness are correct. To bring this lift into compliance, the superintendent should direct the crew to:
Correct answer: A - Add water, recompact the lift, and retest it.
A footing delivery has an allowable slump of 3 to 5 inches, but a properly performed field test gives 2 inches. Its batch ticket confirms that the maximum permitted mixing water has already been added. Discharge time, temperature, and air content remain acceptable. How should the builder seek to bring the mix into compliance?
Correct answer: B - Have the producer use an approved water reducer, then retest the slump.
A completed straight stair in a new Michigan house has uniform 8-inch risers and 9-1/2-inch treads, measured nosing to nosing. The nosings, handrail, width, headroom, and landings comply. Reviewing these dimensions under the 2015 Michigan Residential Code, which finding is justified?
Correct answer: C - Accept both dimensions under Michigan's residential stair requirements.
The window submittal for a new, unsprinklered second-floor bedroom lists a 22-inch net clear width, 36-inch net clear height, and 5.50-sq-ft net clear opening. The bottom of the opening will be 41 inches above the finished floor. The window opens without keys or tools and must serve as the room's required emergency escape and rescue opening. Which requirement is not met under the 2015 Michigan Residential Code?
Correct answer: D - The minimum net clear opening area.
Overnight rain has left fresh cracks parallel to the edge of an unshored trench, and soil is sloughing from one wall. Workers are inside installing drainpipe. The foreman says the 4-ft-6-in depth is below the threshold for cave-in protection. The immediate response is to:
Correct answer: D - Remove the workers immediately; correct the cave-in hazard before permitting reentry.
The MI-RB exam also covers these domains. Drill them in the full free practice test:
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